220276080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 240

約数和(自身を含む): 779950080

約数和(自身を除く): 559674000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 71, 72, 80, 90, 93, 120, 124, 139, 142, 144, 155, 180, 186, 213, 240, 248, 278, 279, 284, 310, 355, 360, 372, 417, 426, 465, 496, 556, 558, 568, 620, 639, 695, 710, 720, 744, 834, 852, 930, 1065, 1112, 1116, 1136, 1240, 1251, 1278, 1390, 1395, 1420, 1488, 1668, 1704, 1860, 2085, 2130, 2201, 2224, 2232, 2480, 2502, 2556, 2780, 2790, 2840, 3195, 3336, 3408, 3720, 4170, 4260, 4309, 4402, 4464, 5004, 5112, 5560, 5580, 5680, 6255, 6390, 6603, 6672, 7440, 8340, 8520, 8618, 8804, 9869, 10008, 10224, 11005, 11120, 11160, 12510, 12780, 12927, 13206, 16680, 17040, 17236, 17608, 19738, 19809, 20016, 21545, 22010, 22320, 25020, 25560, 25854, 26412, 29607, 33015, 33360, 34472, 35216, 38781, 39476, 39618, 43090, 44020, 49345, 50040, 51120, 51708, 52824, 59214, 64635, 66030, 68944, 77562, 78952, 79236, 86180, 88040, 88821, 98690, 99045, 100080, 103416, 105648, 118428, 129270, 132060, 148035, 155124, 157904, 158472, 172360, 176080, 177642, 193905, 197380, 198090, 206832, 236856, 258540, 264120, 296070, 305939, 310248, 316944, 344720, 355284, 387810, 394760, 396180, 444105, 473712, 517080, 528240, 592140, 611878, 620496, 710568, 775620, 789520, 792360, 888210, 917817, 1034160, 1184280, 1223756, 1421136, 1529695, 1551240, 1584720, 1776420, 1835634, 2368560, 2447512, 2753451, 3059390, 3102480, 3552840, 3671268, 4589085, 4895024, 5506902, 6118780, 7105680, 7342536, 9178170, 11013804, 12237560, 13767255, 14685072, 18356340, 22027608, 24475120, 27534510, 36712680, 44055216, 55069020, 73425360, 110138040, 220276080]

約数ペア:

[(1, 220276080), (2, 110138040), (3, 73425360), (4, 55069020), (5, 44055216), (6, 36712680), (8, 27534510), (9, 24475120), (10, 22027608), (12, 18356340), (15, 14685072), (16, 13767255), (18, 12237560), (20, 11013804), (24, 9178170), (30, 7342536), (31, 7105680), (36, 6118780), (40, 5506902), (45, 4895024), (48, 4589085), (60, 3671268), (62, 3552840), (71, 3102480), (72, 3059390), (80, 2753451), (90, 2447512), (93, 2368560), (120, 1835634), (124, 1776420), (139, 1584720), (142, 1551240), (144, 1529695), (155, 1421136), (180, 1223756), (186, 1184280), (213, 1034160), (240, 917817), (248, 888210), (278, 792360), (279, 789520), (284, 775620), (310, 710568), (355, 620496), (360, 611878), (372, 592140), (417, 528240), (426, 517080), (465, 473712), (496, 444105), (556, 396180), (558, 394760), (568, 387810), (620, 355284), (639, 344720), (695, 316944), (710, 310248), (720, 305939), (744, 296070), (834, 264120), (852, 258540), (930, 236856), (1065, 206832), (1112, 198090), (1116, 197380), (1136, 193905), (1240, 177642), (1251, 176080), (1278, 172360), (1390, 158472), (1395, 157904), (1420, 155124), (1488, 148035), (1668, 132060), (1704, 129270), (1860, 118428), (2085, 105648), (2130, 103416), (2201, 100080), (2224, 99045), (2232, 98690), (2480, 88821), (2502, 88040), (2556, 86180), (2780, 79236), (2790, 78952), (2840, 77562), (3195, 68944), (3336, 66030), (3408, 64635), (3720, 59214), (4170, 52824), (4260, 51708), (4309, 51120), (4402, 50040), (4464, 49345), (5004, 44020), (5112, 43090), (5560, 39618), (5580, 39476), (5680, 38781), (6255, 35216), (6390, 34472), (6603, 33360), (6672, 33015), (7440, 29607), (8340, 26412), (8520, 25854), (8618, 25560), (8804, 25020), (9869, 22320), (10008, 22010), (10224, 21545), (11005, 20016), (11120, 19809), (11160, 19738), (12510, 17608), (12780, 17236), (12927, 17040), (13206, 16680)]