20172808320

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:840

約数の個数: 512

約数和(自身を含む): 77170752000

約数和(自身を除く): 56997943680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 32, 35, 40, 42, 48, 56, 58, 60, 64, 70, 73, 80, 84, 87, 96, 105, 112, 116, 120, 128, 140, 145, 146, 160, 168, 174, 192, 203, 210, 219, 224, 232, 240, 280, 290, 292, 320, 336, 348, 365, 384, 406, 420, 435, 438, 448, 464, 480, 511, 560, 580, 584, 609, 640, 672, 696, 709, 730, 812, 840, 870, 876, 896, 928, 960, 1015, 1022, 1095, 1120, 1160, 1168, 1218, 1344, 1392, 1418, 1460, 1533, 1624, 1680, 1740, 1752, 1856, 1920, 2030, 2044, 2117, 2127, 2190, 2240, 2320, 2336, 2436, 2555, 2688, 2784, 2836, 2920, 3045, 3066, 3248, 3360, 3480, 3504, 3545, 3712, 4060, 4088, 4234, 4254, 4380, 4480, 4640, 4672, 4872, 4963, 5110, 5568, 5672, 5840, 6090, 6132, 6351, 6496, 6720, 6960, 7008, 7090, 7665, 8120, 8176, 8468, 8508, 8760, 9280, 9344, 9744, 9926, 10220, 10585, 10635, 11136, 11344, 11680, 12180, 12264, 12702, 12992, 13440, 13920, 14016, 14180, 14819, 14889, 15330, 16240, 16352, 16936, 17016, 17520, 18560, 19488, 19852, 20440, 20561, 21170, 21270, 22688, 23360, 24360, 24528, 24815, 25404, 25984, 27840, 28032, 28360, 29638, 29778, 30660, 31755, 32480, 32704, 33872, 34032, 35040, 38976, 39704, 40880, 41122, 42340, 42540, 44457, 45376, 46720, 48720, 49056, 49630, 50808, 51757, 55680, 56720, 59276, 59556, 61320, 61683, 63510, 64960, 65408, 67744, 68064, 70080, 74095, 74445, 77952, 79408, 81760, 82244, 84680, 85080, 88914, 90752, 97440, 98112, 99260, 101616, 102805, 103514, 113440, 118552, 119112, 122640, 123366, 127020, 129920, 135488, 136128, 140160, 143927, 148190, 148890, 155271, 158816, 163520, 164488, 169360, 170160, 177828, 194880, 196224, 198520, 203232, 205610, 207028, 222285, 226880, 237104, 238224, 245280, 246732, 254040, 258785, 270976, 272256, 287854, 296380, 297780, 308415, 310542, 317632, 327040, 328976, 338720, 340320, 355656, 362299, 389760, 397040, 406464, 411220, 414056, 431781, 444570, 453760, 474208, 476448, 490560, 493464, 508080, 517570, 575708, 592760, 595560, 616830, 621084, 635264, 657952, 677440, 680640, 711312, 719635, 724598, 776355, 794080, 812928, 822440, 828112, 863562, 889140, 948416, 952896, 981120, 986928, 1016160, 1035140, 1086897, 1151416, 1185520, 1191120, 1233660, 1242168, 1315904, 1354880, 1361280, 1422624, 1439270, 1449196, 1500953, 1552710, 1588160, 1644880, 1656224, 1727124, 1778280, 1811495, 1896832, 1905792, 1973856, 2032320, 2070280, 2158905, 2173794, 2302832, 2371040, 2382240, 2467320, 2484336, 2631808, 2845248, 2878540, 2898392, 3001906, 3105420, 3176320, 3289760, 3312448, 3454248, 3556560, 3622990, 3947712, 4064640, 4140560, 4317810, 4347588, 4502859, 4605664, 4742080, 4764480, 4934640, 4968672, 5434485, 5690496, 5757080, 5796784, 6003812, 6210840, 6579520, 6624896, 6908496, 7113120, 7245980, 7504765, 7895424, 8281120, 8635620, 8695176, 9005718, 9211328, 9484160, 9528960, 9869280, 9937344, 10506671, 10868970, 11514160, 11593568, 12007624, 12421680, 13159040, 13816992, 14226240, 14491960, 15009530, 16562240, 17271240, 17390352, 18011436, 18422656, 19738560, 19874688, 21013342, 21737940, 22514295, 23028320, 23187136, 24015248, 24843360, 27633984, 28452480, 28983920, 30019060, 31520013, 33124480, 34542480, 34780704, 36022872, 39477120, 42026684, 43475880, 45028590, 46056640, 46374272, 48030496, 49686720, 52533355, 55267968, 57967840, 60038120, 63040026, 69084960, 69561408, 72045744, 84053368, 86951760, 90057180, 92113280, 96060992, 99373440, 105066710, 115935680, 120076240, 126080052, 138169920, 139122816, 144091488, 157600065, 168106736, 173903520, 180114360, 192121984, 210133420, 231871360, 240152480, 252160104, 276339840, 288182976, 315200130, 336213472, 347807040, 360228720, 420266840, 480304960, 504320208, 576365952, 630400260, 672426944, 695614080, 720457440, 840533680, 960609920, 1008640416, 1260800520, 1344853888, 1440914880, 1681067360, 2017280832, 2521601040, 2881829760, 3362134720, 4034561664, 5043202080, 6724269440, 10086404160, 20172808320]

約数ペア:

[(1, 20172808320), (2, 10086404160), (3, 6724269440), (4, 5043202080), (5, 4034561664), (6, 3362134720), (7, 2881829760), (8, 2521601040), (10, 2017280832), (12, 1681067360), (14, 1440914880), (15, 1344853888), (16, 1260800520), (20, 1008640416), (21, 960609920), (24, 840533680), (28, 720457440), (29, 695614080), (30, 672426944), (32, 630400260), (35, 576365952), (40, 504320208), (42, 480304960), (48, 420266840), (56, 360228720), (58, 347807040), (60, 336213472), (64, 315200130), (70, 288182976), (73, 276339840), (80, 252160104), (84, 240152480), (87, 231871360), (96, 210133420), (105, 192121984), (112, 180114360), (116, 173903520), (120, 168106736), (128, 157600065), (140, 144091488), (145, 139122816), (146, 138169920), (160, 126080052), (168, 120076240), (174, 115935680), (192, 105066710), (203, 99373440), (210, 96060992), (219, 92113280), (224, 90057180), (232, 86951760), (240, 84053368), (280, 72045744), (290, 69561408), (292, 69084960), (320, 63040026), (336, 60038120), (348, 57967840), (365, 55267968), (384, 52533355), (406, 49686720), (420, 48030496), (435, 46374272), (438, 46056640), (448, 45028590), (464, 43475880), (480, 42026684), (511, 39477120), (560, 36022872), (580, 34780704), (584, 34542480), (609, 33124480), (640, 31520013), (672, 30019060), (696, 28983920), (709, 28452480), (730, 27633984), (812, 24843360), (840, 24015248), (870, 23187136), (876, 23028320), (896, 22514295), (928, 21737940), (960, 21013342), (1015, 19874688), (1022, 19738560), (1095, 18422656), (1120, 18011436), (1160, 17390352), (1168, 17271240), (1218, 16562240), (1344, 15009530), (1392, 14491960), (1418, 14226240), (1460, 13816992), (1533, 13159040), (1624, 12421680), (1680, 12007624), (1740, 11593568), (1752, 11514160), (1856, 10868970), (1920, 10506671), (2030, 9937344), (2044, 9869280), (2117, 9528960), (2127, 9484160), (2190, 9211328), (2240, 9005718), (2320, 8695176), (2336, 8635620), (2436, 8281120), (2555, 7895424), (2688, 7504765), (2784, 7245980), (2836, 7113120), (2920, 6908496), (3045, 6624896), (3066, 6579520), (3248, 6210840), (3360, 6003812), (3480, 5796784), (3504, 5757080), (3545, 5690496), (3712, 5434485), (4060, 4968672), (4088, 4934640), (4234, 4764480), (4254, 4742080), (4380, 4605664), (4480, 4502859), (4640, 4347588), (4672, 4317810), (4872, 4140560), (4963, 4064640), (5110, 3947712), (5568, 3622990), (5672, 3556560), (5840, 3454248), (6090, 3312448), (6132, 3289760), (6351, 3176320), (6496, 3105420), (6720, 3001906), (6960, 2898392), (7008, 2878540), (7090, 2845248), (7665, 2631808), (8120, 2484336), (8176, 2467320), (8468, 2382240), (8508, 2371040), (8760, 2302832), (9280, 2173794), (9344, 2158905), (9744, 2070280), (9926, 2032320), (10220, 1973856), (10585, 1905792), (10635, 1896832), (11136, 1811495), (11344, 1778280), (11680, 1727124), (12180, 1656224), (12264, 1644880), (12702, 1588160), (12992, 1552710), (13440, 1500953), (13920, 1449196), (14016, 1439270), (14180, 1422624), (14819, 1361280), (14889, 1354880), (15330, 1315904), (16240, 1242168), (16352, 1233660), (16936, 1191120), (17016, 1185520), (17520, 1151416), (18560, 1086897), (19488, 1035140), (19852, 1016160), (20440, 986928), (20561, 981120), (21170, 952896), (21270, 948416), (22688, 889140), (23360, 863562), (24360, 828112), (24528, 822440), (24815, 812928), (25404, 794080), (25984, 776355), (27840, 724598), (28032, 719635), (28360, 711312), (29638, 680640), (29778, 677440), (30660, 657952), (31755, 635264), (32480, 621084), (32704, 616830), (33872, 595560), (34032, 592760), (35040, 575708), (38976, 517570), (39704, 508080), (40880, 493464), (41122, 490560), (42340, 476448), (42540, 474208), (44457, 453760), (45376, 444570), (46720, 431781), (48720, 414056), (49056, 411220), (49630, 406464), (50808, 397040), (51757, 389760), (55680, 362299), (56720, 355656), (59276, 340320), (59556, 338720), (61320, 328976), (61683, 327040), (63510, 317632), (64960, 310542), (65408, 308415), (67744, 297780), (68064, 296380), (70080, 287854), (74095, 272256), (74445, 270976), (77952, 258785), (79408, 254040), (81760, 246732), (82244, 245280), (84680, 238224), (85080, 237104), (88914, 226880), (90752, 222285), (97440, 207028), (98112, 205610), (99260, 203232), (101616, 198520), (102805, 196224), (103514, 194880), (113440, 177828), (118552, 170160), (119112, 169360), (122640, 164488), (123366, 163520), (127020, 158816), (129920, 155271), (135488, 148890), (136128, 148190), (140160, 143927)]