221881920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:829

約数の個数: 224

約数和(自身を含む): 792675072

約数和(自身を除く): 570793152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 64, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 192, 195, 208, 230, 240, 260, 276, 299, 312, 320, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 773, 780, 832, 897, 920, 960, 1040, 1104, 1196, 1248, 1380, 1472, 1495, 1546, 1560, 1794, 1840, 2080, 2208, 2319, 2392, 2496, 2760, 2990, 3092, 3120, 3588, 3680, 3865, 4160, 4416, 4485, 4638, 4784, 5520, 5980, 6184, 6240, 7176, 7360, 7730, 8970, 9276, 9568, 10049, 11040, 11595, 11960, 12368, 12480, 14352, 15460, 17779, 17940, 18552, 19136, 20098, 22080, 23190, 23920, 24736, 28704, 30147, 30920, 35558, 35880, 37104, 40196, 46380, 47840, 49472, 50245, 53337, 57408, 60294, 61840, 71116, 71760, 74208, 80392, 88895, 92760, 95680, 100490, 106674, 120588, 123680, 142232, 143520, 148416, 150735, 160784, 177790, 185520, 200980, 213348, 231127, 241176, 247360, 266685, 284464, 287040, 301470, 321568, 355580, 371040, 401960, 426696, 462254, 482352, 533370, 568928, 602940, 643136, 693381, 711160, 742080, 803920, 853392, 924508, 964704, 1066740, 1137856, 1155635, 1205880, 1386762, 1422320, 1607840, 1706784, 1849016, 1929408, 2133480, 2311270, 2411760, 2773524, 2844640, 3215680, 3413568, 3466905, 3698032, 4266960, 4622540, 4823520, 5547048, 5689280, 6933810, 7396064, 8533920, 9245080, 9647040, 11094096, 13867620, 14792128, 17067840, 18490160, 22188192, 27735240, 36980320, 44376384, 55470480, 73960640, 110940960, 221881920]

約数ペア:

[(1, 221881920), (2, 110940960), (3, 73960640), (4, 55470480), (5, 44376384), (6, 36980320), (8, 27735240), (10, 22188192), (12, 18490160), (13, 17067840), (15, 14792128), (16, 13867620), (20, 11094096), (23, 9647040), (24, 9245080), (26, 8533920), (30, 7396064), (32, 6933810), (39, 5689280), (40, 5547048), (46, 4823520), (48, 4622540), (52, 4266960), (60, 3698032), (64, 3466905), (65, 3413568), (69, 3215680), (78, 2844640), (80, 2773524), (92, 2411760), (96, 2311270), (104, 2133480), (115, 1929408), (120, 1849016), (130, 1706784), (138, 1607840), (156, 1422320), (160, 1386762), (184, 1205880), (192, 1155635), (195, 1137856), (208, 1066740), (230, 964704), (240, 924508), (260, 853392), (276, 803920), (299, 742080), (312, 711160), (320, 693381), (345, 643136), (368, 602940), (390, 568928), (416, 533370), (460, 482352), (480, 462254), (520, 426696), (552, 401960), (598, 371040), (624, 355580), (690, 321568), (736, 301470), (773, 287040), (780, 284464), (832, 266685), (897, 247360), (920, 241176), (960, 231127), (1040, 213348), (1104, 200980), (1196, 185520), (1248, 177790), (1380, 160784), (1472, 150735), (1495, 148416), (1546, 143520), (1560, 142232), (1794, 123680), (1840, 120588), (2080, 106674), (2208, 100490), (2319, 95680), (2392, 92760), (2496, 88895), (2760, 80392), (2990, 74208), (3092, 71760), (3120, 71116), (3588, 61840), (3680, 60294), (3865, 57408), (4160, 53337), (4416, 50245), (4485, 49472), (4638, 47840), (4784, 46380), (5520, 40196), (5980, 37104), (6184, 35880), (6240, 35558), (7176, 30920), (7360, 30147), (7730, 28704), (8970, 24736), (9276, 23920), (9568, 23190), (10049, 22080), (11040, 20098), (11595, 19136), (11960, 18552), (12368, 17940), (12480, 17779), (14352, 15460)]