20109600

素因数分解:

$2^5\times 3^3\times 5^2\times 7^2\times {\mathrm{19}}^1$

素因数の和:62

約数の個数: 432

約数和(自身を含む): 89056800

約数和(自身を除く): 68947200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 49, 50, 54, 56, 57, 60, 63, 70, 72, 75, 76, 80, 84, 90, 95, 96, 98, 100, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 147, 150, 152, 160, 168, 171, 175, 180, 189, 190, 196, 200, 210, 216, 224, 225, 228, 240, 245, 252, 266, 270, 280, 285, 288, 294, 300, 304, 315, 336, 342, 350, 360, 378, 380, 392, 399, 400, 420, 432, 441, 450, 456, 475, 480, 490, 504, 513, 525, 532, 540, 560, 570, 588, 600, 608, 630, 665, 672, 675, 684, 700, 720, 735, 756, 760, 784, 798, 800, 840, 855, 864, 882, 900, 912, 931, 945, 950, 980, 1008, 1026, 1050, 1064, 1080, 1120, 1140, 1176, 1197, 1200, 1225, 1260, 1323, 1330, 1350, 1368, 1400, 1425, 1440, 1470, 1512, 1520, 1568, 1575, 1596, 1680, 1710, 1764, 1800, 1824, 1862, 1890, 1900, 1960, 1995, 2016, 2052, 2100, 2128, 2160, 2205, 2280, 2352, 2394, 2400, 2450, 2520, 2565, 2646, 2660, 2700, 2736, 2793, 2800, 2850, 2940, 3024, 3040, 3150, 3192, 3325, 3360, 3420, 3528, 3591, 3600, 3675, 3724, 3780, 3800, 3920, 3990, 4104, 4200, 4256, 4275, 4320, 4410, 4560, 4655, 4704, 4725, 4788, 4900, 5040, 5130, 5292, 5320, 5400, 5472, 5586, 5600, 5700, 5880, 5985, 6048, 6300, 6384, 6615, 6650, 6840, 7056, 7182, 7200, 7350, 7448, 7560, 7600, 7840, 7980, 8208, 8379, 8400, 8550, 8820, 9120, 9310, 9450, 9576, 9800, 9975, 10080, 10260, 10584, 10640, 10800, 11025, 11172, 11400, 11760, 11970, 12600, 12768, 12825, 13230, 13300, 13680, 13965, 14112, 14364, 14700, 14896, 15120, 15200, 15960, 16416, 16758, 16800, 17100, 17640, 17955, 18620, 18900, 19152, 19600, 19950, 20520, 21168, 21280, 21600, 22050, 22344, 22800, 23275, 23520, 23940, 25137, 25200, 25650, 26460, 26600, 27360, 27930, 28728, 29400, 29792, 29925, 30240, 31920, 33075, 33516, 34200, 35280, 35910, 37240, 37800, 38304, 39200, 39900, 41040, 41895, 42336, 44100, 44688, 45600, 46550, 47880, 50274, 50400, 51300, 52920, 53200, 55860, 57456, 58800, 59850, 63840, 66150, 67032, 68400, 69825, 70560, 71820, 74480, 75600, 79800, 82080, 83790, 88200, 89376, 89775, 93100, 95760, 100548, 102600, 105840, 106400, 111720, 114912, 117600, 119700, 125685, 132300, 134064, 136800, 139650, 143640, 148960, 151200, 159600, 167580, 176400, 179550, 186200, 191520, 201096, 205200, 209475, 211680, 223440, 239400, 251370, 264600, 268128, 279300, 287280, 319200, 335160, 352800, 359100, 372400, 402192, 410400, 418950, 446880, 478800, 502740, 529200, 558600, 574560, 628425, 670320, 718200, 744800, 804384, 837900, 957600, 1005480, 1058400, 1117200, 1256850, 1340640, 1436400, 1675800, 2010960, 2234400, 2513700, 2872800, 3351600, 4021920, 5027400, 6703200, 10054800, 20109600]

約数ペア:

[(1, 20109600), (2, 10054800), (3, 6703200), (4, 5027400), (5, 4021920), (6, 3351600), (7, 2872800), (8, 2513700), (9, 2234400), (10, 2010960), (12, 1675800), (14, 1436400), (15, 1340640), (16, 1256850), (18, 1117200), (19, 1058400), (20, 1005480), (21, 957600), (24, 837900), (25, 804384), (27, 744800), (28, 718200), (30, 670320), (32, 628425), (35, 574560), (36, 558600), (38, 529200), (40, 502740), (42, 478800), (45, 446880), (48, 418950), (49, 410400), (50, 402192), (54, 372400), (56, 359100), (57, 352800), (60, 335160), (63, 319200), (70, 287280), (72, 279300), (75, 268128), (76, 264600), (80, 251370), (84, 239400), (90, 223440), (95, 211680), (96, 209475), (98, 205200), (100, 201096), (105, 191520), (108, 186200), (112, 179550), (114, 176400), (120, 167580), (126, 159600), (133, 151200), (135, 148960), (140, 143640), (144, 139650), (147, 136800), (150, 134064), (152, 132300), (160, 125685), (168, 119700), (171, 117600), (175, 114912), (180, 111720), (189, 106400), (190, 105840), (196, 102600), (200, 100548), (210, 95760), (216, 93100), (224, 89775), (225, 89376), (228, 88200), (240, 83790), (245, 82080), (252, 79800), (266, 75600), (270, 74480), (280, 71820), (285, 70560), (288, 69825), (294, 68400), (300, 67032), (304, 66150), (315, 63840), (336, 59850), (342, 58800), (350, 57456), (360, 55860), (378, 53200), (380, 52920), (392, 51300), (399, 50400), (400, 50274), (420, 47880), (432, 46550), (441, 45600), (450, 44688), (456, 44100), (475, 42336), (480, 41895), (490, 41040), (504, 39900), (513, 39200), (525, 38304), (532, 37800), (540, 37240), (560, 35910), (570, 35280), (588, 34200), (600, 33516), (608, 33075), (630, 31920), (665, 30240), (672, 29925), (675, 29792), (684, 29400), (700, 28728), (720, 27930), (735, 27360), (756, 26600), (760, 26460), (784, 25650), (798, 25200), (800, 25137), (840, 23940), (855, 23520), (864, 23275), (882, 22800), (900, 22344), (912, 22050), (931, 21600), (945, 21280), (950, 21168), (980, 20520), (1008, 19950), (1026, 19600), (1050, 19152), (1064, 18900), (1080, 18620), (1120, 17955), (1140, 17640), (1176, 17100), (1197, 16800), (1200, 16758), (1225, 16416), (1260, 15960), (1323, 15200), (1330, 15120), (1350, 14896), (1368, 14700), (1400, 14364), (1425, 14112), (1440, 13965), (1470, 13680), (1512, 13300), (1520, 13230), (1568, 12825), (1575, 12768), (1596, 12600), (1680, 11970), (1710, 11760), (1764, 11400), (1800, 11172), (1824, 11025), (1862, 10800), (1890, 10640), (1900, 10584), (1960, 10260), (1995, 10080), (2016, 9975), (2052, 9800), (2100, 9576), (2128, 9450), (2160, 9310), (2205, 9120), (2280, 8820), (2352, 8550), (2394, 8400), (2400, 8379), (2450, 8208), (2520, 7980), (2565, 7840), (2646, 7600), (2660, 7560), (2700, 7448), (2736, 7350), (2793, 7200), (2800, 7182), (2850, 7056), (2940, 6840), (3024, 6650), (3040, 6615), (3150, 6384), (3192, 6300), (3325, 6048), (3360, 5985), (3420, 5880), (3528, 5700), (3591, 5600), (3600, 5586), (3675, 5472), (3724, 5400), (3780, 5320), (3800, 5292), (3920, 5130), (3990, 5040), (4104, 4900), (4200, 4788), (4256, 4725), (4275, 4704), (4320, 4655), (4410, 4560)]