156572240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{983}}^1$

素因数の和:1188

約数の個数: 80

約数和(自身を含む): 399724416

約数和(自身を除く): 243152176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 362, 440, 724, 880, 905, 983, 1448, 1810, 1966, 1991, 2896, 3620, 3932, 3982, 4915, 7240, 7864, 7964, 9830, 9955, 10813, 14480, 15728, 15928, 19660, 19910, 21626, 31856, 39320, 39820, 43252, 54065, 78640, 79640, 86504, 108130, 159280, 173008, 177923, 216260, 355846, 432520, 711692, 865040, 889615, 1423384, 1779230, 1957153, 2846768, 3558460, 3914306, 7116920, 7828612, 9785765, 14233840, 15657224, 19571530, 31314448, 39143060, 78286120, 156572240]

約数ペア:

[(1, 156572240), (2, 78286120), (4, 39143060), (5, 31314448), (8, 19571530), (10, 15657224), (11, 14233840), (16, 9785765), (20, 7828612), (22, 7116920), (40, 3914306), (44, 3558460), (55, 2846768), (80, 1957153), (88, 1779230), (110, 1423384), (176, 889615), (181, 865040), (220, 711692), (362, 432520), (440, 355846), (724, 216260), (880, 177923), (905, 173008), (983, 159280), (1448, 108130), (1810, 86504), (1966, 79640), (1991, 78640), (2896, 54065), (3620, 43252), (3932, 39820), (3982, 39320), (4915, 31856), (7240, 21626), (7864, 19910), (7964, 19660), (9830, 15928), (9955, 15728), (10813, 14480)]