204885840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37117}}^1$

素因数の和:37156

約数の個数: 80

約数和(自身を含む): 662779008

約数和(自身を除く): 457893168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 37117, 74234, 111351, 148468, 185585, 222702, 296936, 371170, 445404, 556755, 593872, 742340, 853691, 890808, 1113510, 1484680, 1707382, 1781616, 2227020, 2561073, 2969360, 3414764, 4268455, 4454040, 5122146, 6829528, 8536910, 8908080, 10244292, 12805365, 13659056, 17073820, 20488584, 25610730, 34147640, 40977168, 51221460, 68295280, 102442920, 204885840]

約数ペア:

[(1, 204885840), (2, 102442920), (3, 68295280), (4, 51221460), (5, 40977168), (6, 34147640), (8, 25610730), (10, 20488584), (12, 17073820), (15, 13659056), (16, 12805365), (20, 10244292), (23, 8908080), (24, 8536910), (30, 6829528), (40, 5122146), (46, 4454040), (48, 4268455), (60, 3414764), (69, 2969360), (80, 2561073), (92, 2227020), (115, 1781616), (120, 1707382), (138, 1484680), (184, 1113510), (230, 890808), (240, 853691), (276, 742340), (345, 593872), (368, 556755), (460, 445404), (552, 371170), (690, 296936), (920, 222702), (1104, 185585), (1380, 148468), (1840, 111351), (2760, 74234), (5520, 37117)]