6661560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1348

約数の個数: 64

約数和(自身を含む): 20465280

約数和(自身を除く): 13803720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1291, 1720, 2580, 2582, 3873, 5160, 5164, 6455, 7746, 10328, 12910, 15492, 19365, 25820, 30984, 38730, 51640, 55513, 77460, 111026, 154920, 166539, 222052, 277565, 333078, 444104, 555130, 666156, 832695, 1110260, 1332312, 1665390, 2220520, 3330780, 6661560]

約数ペア:

[(1, 6661560), (2, 3330780), (3, 2220520), (4, 1665390), (5, 1332312), (6, 1110260), (8, 832695), (10, 666156), (12, 555130), (15, 444104), (20, 333078), (24, 277565), (30, 222052), (40, 166539), (43, 154920), (60, 111026), (86, 77460), (120, 55513), (129, 51640), (172, 38730), (215, 30984), (258, 25820), (344, 19365), (430, 15492), (516, 12910), (645, 10328), (860, 7746), (1032, 6455), (1290, 5164), (1291, 5160), (1720, 3873), (2580, 2582)]