203724560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 160

約数和(自身を含む): 539965440

約数和(自身を除く): 336240880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 71, 80, 89, 104, 124, 130, 142, 155, 178, 208, 248, 260, 284, 310, 355, 356, 403, 445, 496, 520, 568, 620, 710, 712, 806, 890, 923, 1040, 1136, 1157, 1240, 1420, 1424, 1612, 1780, 1846, 2015, 2201, 2314, 2480, 2759, 2840, 3224, 3560, 3692, 4030, 4402, 4615, 4628, 5518, 5680, 5785, 6319, 6448, 7120, 7384, 8060, 8804, 9230, 9256, 11005, 11036, 11570, 12638, 13795, 14768, 16120, 17608, 18460, 18512, 22010, 22072, 23140, 25276, 27590, 28613, 31595, 32240, 35216, 35867, 36920, 44020, 44144, 46280, 50552, 55180, 57226, 63190, 71734, 73840, 82147, 88040, 92560, 101104, 110360, 114452, 126380, 143065, 143468, 164294, 176080, 179335, 195889, 220720, 228904, 252760, 286130, 286936, 328588, 358670, 391778, 410735, 457808, 505520, 572260, 573872, 657176, 717340, 783556, 821470, 979445, 1144520, 1314352, 1434680, 1567112, 1642940, 1958890, 2289040, 2546557, 2869360, 3134224, 3285880, 3917780, 5093114, 6571760, 7835560, 10186228, 12732785, 15671120, 20372456, 25465570, 40744912, 50931140, 101862280, 203724560]

約数ペア:

[(1, 203724560), (2, 101862280), (4, 50931140), (5, 40744912), (8, 25465570), (10, 20372456), (13, 15671120), (16, 12732785), (20, 10186228), (26, 7835560), (31, 6571760), (40, 5093114), (52, 3917780), (62, 3285880), (65, 3134224), (71, 2869360), (80, 2546557), (89, 2289040), (104, 1958890), (124, 1642940), (130, 1567112), (142, 1434680), (155, 1314352), (178, 1144520), (208, 979445), (248, 821470), (260, 783556), (284, 717340), (310, 657176), (355, 573872), (356, 572260), (403, 505520), (445, 457808), (496, 410735), (520, 391778), (568, 358670), (620, 328588), (710, 286936), (712, 286130), (806, 252760), (890, 228904), (923, 220720), (1040, 195889), (1136, 179335), (1157, 176080), (1240, 164294), (1420, 143468), (1424, 143065), (1612, 126380), (1780, 114452), (1846, 110360), (2015, 101104), (2201, 92560), (2314, 88040), (2480, 82147), (2759, 73840), (2840, 71734), (3224, 63190), (3560, 57226), (3692, 55180), (4030, 50552), (4402, 46280), (4615, 44144), (4628, 44020), (5518, 36920), (5680, 35867), (5785, 35216), (6319, 32240), (6448, 31595), (7120, 28613), (7384, 27590), (8060, 25276), (8804, 23140), (9230, 22072), (9256, 22010), (11005, 18512), (11036, 18460), (11570, 17608), (12638, 16120), (13795, 14768)]