331273360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19813}}^1$

素因数の和:19856

約数の個数: 80

約数和(自身を含む): 884496960

約数和(自身を除く): 553223600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 16720, 19813, 39626, 79252, 99065, 158504, 198130, 217943, 317008, 376447, 396260, 435886, 752894, 792520, 871772, 1089715, 1505788, 1585040, 1743544, 1882235, 2179430, 3011576, 3487088, 3764470, 4140917, 4358860, 6023152, 7528940, 8281834, 8717720, 15057880, 16563668, 17435440, 20704585, 30115760, 33127336, 41409170, 66254672, 82818340, 165636680, 331273360]

約数ペア:

[(1, 331273360), (2, 165636680), (4, 82818340), (5, 66254672), (8, 41409170), (10, 33127336), (11, 30115760), (16, 20704585), (19, 17435440), (20, 16563668), (22, 15057880), (38, 8717720), (40, 8281834), (44, 7528940), (55, 6023152), (76, 4358860), (80, 4140917), (88, 3764470), (95, 3487088), (110, 3011576), (152, 2179430), (176, 1882235), (190, 1743544), (209, 1585040), (220, 1505788), (304, 1089715), (380, 871772), (418, 792520), (440, 752894), (760, 435886), (836, 396260), (880, 376447), (1045, 317008), (1520, 217943), (1672, 198130), (2090, 158504), (3344, 99065), (4180, 79252), (8360, 39626), (16720, 19813)]