911191920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{7177}}^1$

素因数の和:7239

約数の個数: 120

約数和(自身を含む): 2953258896

約数和(自身を除く): 2042066976

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, 529, 552, 690, 920, 1058, 1104, 1380, 1587, 1840, 2116, 2645, 2760, 3174, 4232, 5290, 5520, 6348, 7177, 7935, 8464, 10580, 12696, 14354, 15870, 21160, 21531, 25392, 28708, 31740, 35885, 42320, 43062, 57416, 63480, 71770, 86124, 107655, 114832, 126960, 143540, 165071, 172248, 215310, 287080, 330142, 344496, 430620, 495213, 574160, 660284, 825355, 861240, 990426, 1320568, 1650710, 1722480, 1980852, 2476065, 2641136, 3301420, 3796633, 3961704, 4952130, 6602840, 7593266, 7923408, 9904260, 11389899, 13205680, 15186532, 18983165, 19808520, 22779798, 30373064, 37966330, 39617040, 45559596, 56949495, 60746128, 75932660, 91119192, 113898990, 151865320, 182238384, 227797980, 303730640, 455595960, 911191920]

約数ペア:

[(1, 911191920), (2, 455595960), (3, 303730640), (4, 227797980), (5, 182238384), (6, 151865320), (8, 113898990), (10, 91119192), (12, 75932660), (15, 60746128), (16, 56949495), (20, 45559596), (23, 39617040), (24, 37966330), (30, 30373064), (40, 22779798), (46, 19808520), (48, 18983165), (60, 15186532), (69, 13205680), (80, 11389899), (92, 9904260), (115, 7923408), (120, 7593266), (138, 6602840), (184, 4952130), (230, 3961704), (240, 3796633), (276, 3301420), (345, 2641136), (368, 2476065), (460, 1980852), (529, 1722480), (552, 1650710), (690, 1320568), (920, 990426), (1058, 861240), (1104, 825355), (1380, 660284), (1587, 574160), (1840, 495213), (2116, 430620), (2645, 344496), (2760, 330142), (3174, 287080), (4232, 215310), (5290, 172248), (5520, 165071), (6348, 143540), (7177, 126960), (7935, 114832), (8464, 107655), (10580, 86124), (12696, 71770), (14354, 63480), (15870, 57416), (21160, 43062), (21531, 42320), (25392, 35885), (28708, 31740)]