21173196720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{10789}}^1$

素因数の和:10872

約数の個数: 320

約数和(自身を含む): 76873829760

約数和(自身を除く): 55700633040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 37, 39, 40, 48, 51, 52, 60, 65, 68, 74, 78, 80, 85, 102, 104, 111, 120, 130, 136, 148, 156, 170, 185, 195, 204, 208, 221, 222, 240, 255, 260, 272, 296, 312, 340, 370, 390, 408, 442, 444, 481, 510, 520, 555, 592, 624, 629, 663, 680, 740, 780, 816, 884, 888, 962, 1020, 1040, 1105, 1110, 1258, 1326, 1360, 1443, 1480, 1560, 1768, 1776, 1887, 1924, 2040, 2210, 2220, 2405, 2516, 2652, 2886, 2960, 3120, 3145, 3315, 3536, 3774, 3848, 4080, 4420, 4440, 4810, 5032, 5304, 5772, 6290, 6630, 7215, 7548, 7696, 8177, 8840, 8880, 9435, 9620, 10064, 10608, 10789, 11544, 12580, 13260, 14430, 15096, 16354, 17680, 18870, 19240, 21578, 23088, 24531, 25160, 26520, 28860, 30192, 32367, 32708, 37740, 38480, 40885, 43156, 49062, 50320, 53040, 53945, 57720, 64734, 65416, 75480, 81770, 86312, 98124, 107890, 115440, 122655, 129468, 130832, 140257, 150960, 161835, 163540, 172624, 183413, 196248, 215780, 245310, 258936, 280514, 323670, 327080, 366826, 392496, 399193, 420771, 431560, 490620, 517872, 550239, 561028, 647340, 654160, 701285, 733652, 798386, 841542, 863120, 917065, 981240, 1100478, 1122056, 1197579, 1294680, 1402570, 1467304, 1596772, 1683084, 1834130, 1962480, 1995965, 2103855, 2200956, 2244112, 2384369, 2395158, 2589360, 2751195, 2805140, 2934608, 3193544, 3366168, 3668260, 3991930, 4207710, 4401912, 4768738, 4790316, 5189509, 5502390, 5610280, 5987895, 6387088, 6732336, 6786281, 7153107, 7336520, 7983860, 8415420, 8803824, 9537476, 9580632, 10379018, 11004780, 11220560, 11921845, 11975790, 13572562, 14306214, 14673040, 15568527, 15967720, 16830840, 19074952, 19161264, 20358843, 20758036, 22009560, 23843690, 23951580, 25947545, 27145124, 28612428, 31137054, 31935440, 33661680, 33931405, 35765535, 38149904, 40717686, 41516072, 44019120, 47687380, 47903160, 51895090, 54290248, 57224856, 62274108, 67862810, 71531070, 77842635, 81435372, 83032144, 88221653, 95374760, 95806320, 101794215, 103790180, 108580496, 114449712, 124548216, 135725620, 143062140, 155685270, 162870744, 176443306, 190749520, 203588430, 207580360, 249096432, 264664959, 271451240, 286124280, 311370540, 325741488, 352886612, 407176860, 415160720, 441108265, 529329918, 542902480, 572248560, 622741080, 705773224, 814353720, 882216530, 1058659836, 1245482160, 1323324795, 1411546448, 1628707440, 1764433060, 2117319672, 2646649590, 3528866120, 4234639344, 5293299180, 7057732240, 10586598360, 21173196720]

約数ペア:

[(1, 21173196720), (2, 10586598360), (3, 7057732240), (4, 5293299180), (5, 4234639344), (6, 3528866120), (8, 2646649590), (10, 2117319672), (12, 1764433060), (13, 1628707440), (15, 1411546448), (16, 1323324795), (17, 1245482160), (20, 1058659836), (24, 882216530), (26, 814353720), (30, 705773224), (34, 622741080), (37, 572248560), (39, 542902480), (40, 529329918), (48, 441108265), (51, 415160720), (52, 407176860), (60, 352886612), (65, 325741488), (68, 311370540), (74, 286124280), (78, 271451240), (80, 264664959), (85, 249096432), (102, 207580360), (104, 203588430), (111, 190749520), (120, 176443306), (130, 162870744), (136, 155685270), (148, 143062140), (156, 135725620), (170, 124548216), (185, 114449712), (195, 108580496), (204, 103790180), (208, 101794215), (221, 95806320), (222, 95374760), (240, 88221653), (255, 83032144), (260, 81435372), (272, 77842635), (296, 71531070), (312, 67862810), (340, 62274108), (370, 57224856), (390, 54290248), (408, 51895090), (442, 47903160), (444, 47687380), (481, 44019120), (510, 41516072), (520, 40717686), (555, 38149904), (592, 35765535), (624, 33931405), (629, 33661680), (663, 31935440), (680, 31137054), (740, 28612428), (780, 27145124), (816, 25947545), (884, 23951580), (888, 23843690), (962, 22009560), (1020, 20758036), (1040, 20358843), (1105, 19161264), (1110, 19074952), (1258, 16830840), (1326, 15967720), (1360, 15568527), (1443, 14673040), (1480, 14306214), (1560, 13572562), (1768, 11975790), (1776, 11921845), (1887, 11220560), (1924, 11004780), (2040, 10379018), (2210, 9580632), (2220, 9537476), (2405, 8803824), (2516, 8415420), (2652, 7983860), (2886, 7336520), (2960, 7153107), (3120, 6786281), (3145, 6732336), (3315, 6387088), (3536, 5987895), (3774, 5610280), (3848, 5502390), (4080, 5189509), (4420, 4790316), (4440, 4768738), (4810, 4401912), (5032, 4207710), (5304, 3991930), (5772, 3668260), (6290, 3366168), (6630, 3193544), (7215, 2934608), (7548, 2805140), (7696, 2751195), (8177, 2589360), (8840, 2395158), (8880, 2384369), (9435, 2244112), (9620, 2200956), (10064, 2103855), (10608, 1995965), (10789, 1962480), (11544, 1834130), (12580, 1683084), (13260, 1596772), (14430, 1467304), (15096, 1402570), (16354, 1294680), (17680, 1197579), (18870, 1122056), (19240, 1100478), (21578, 981240), (23088, 917065), (24531, 863120), (25160, 841542), (26520, 798386), (28860, 733652), (30192, 701285), (32367, 654160), (32708, 647340), (37740, 561028), (38480, 550239), (40885, 517872), (43156, 490620), (49062, 431560), (50320, 420771), (53040, 399193), (53945, 392496), (57720, 366826), (64734, 327080), (65416, 323670), (75480, 280514), (81770, 258936), (86312, 245310), (98124, 215780), (107890, 196248), (115440, 183413), (122655, 172624), (129468, 163540), (130832, 161835), (140257, 150960)]