155753920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1$

素因数の和:2298

約数の個数: 112

約数和(自身を含む): 437741568

約数和(自身を除く): 281987648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2243, 2480, 3472, 4340, 4486, 4960, 6944, 8680, 8972, 9920, 11215, 13888, 15701, 17360, 17944, 22430, 31402, 34720, 35888, 44860, 62804, 69440, 69533, 71776, 78505, 89720, 125608, 139066, 143552, 157010, 179440, 251216, 278132, 314020, 347665, 358880, 486731, 502432, 556264, 628040, 695330, 717760, 973462, 1004864, 1112528, 1256080, 1390660, 1946924, 2225056, 2433655, 2512160, 2781320, 3893848, 4450112, 4867310, 5024320, 5562640, 7787696, 9734620, 11125280, 15575392, 19469240, 22250560, 31150784, 38938480, 77876960, 155753920]

約数ペア:

[(1, 155753920), (2, 77876960), (4, 38938480), (5, 31150784), (7, 22250560), (8, 19469240), (10, 15575392), (14, 11125280), (16, 9734620), (20, 7787696), (28, 5562640), (31, 5024320), (32, 4867310), (35, 4450112), (40, 3893848), (56, 2781320), (62, 2512160), (64, 2433655), (70, 2225056), (80, 1946924), (112, 1390660), (124, 1256080), (140, 1112528), (155, 1004864), (160, 973462), (217, 717760), (224, 695330), (248, 628040), (280, 556264), (310, 502432), (320, 486731), (434, 358880), (448, 347665), (496, 314020), (560, 278132), (620, 251216), (868, 179440), (992, 157010), (1085, 143552), (1120, 139066), (1240, 125608), (1736, 89720), (1984, 78505), (2170, 71776), (2240, 69533), (2243, 69440), (2480, 62804), (3472, 44860), (4340, 35888), (4486, 34720), (4960, 31402), (6944, 22430), (8680, 17944), (8972, 17360), (9920, 15701), (11215, 13888)]