238541520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1327}}^1$

素因数の和:1457

約数の個数: 160

約数和(自身を含む): 853659648

約数和(自身を除く): 615118128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 210, 214, 240, 280, 321, 336, 420, 428, 535, 560, 642, 749, 840, 856, 1070, 1284, 1327, 1498, 1605, 1680, 1712, 2140, 2247, 2568, 2654, 2996, 3210, 3745, 3981, 4280, 4494, 5136, 5308, 5992, 6420, 6635, 7490, 7962, 8560, 8988, 9289, 10616, 11235, 11984, 12840, 13270, 14980, 15924, 17976, 18578, 19905, 21232, 22470, 25680, 26540, 27867, 29960, 31848, 35952, 37156, 39810, 44940, 46445, 53080, 55734, 59920, 63696, 74312, 79620, 89880, 92890, 106160, 111468, 139335, 141989, 148624, 159240, 179760, 185780, 222936, 278670, 283978, 318480, 371560, 425967, 445872, 557340, 567956, 709945, 743120, 851934, 993923, 1114680, 1135912, 1419890, 1703868, 1987846, 2129835, 2229360, 2271824, 2839780, 2981769, 3407736, 3975692, 4259670, 4969615, 5679560, 5963538, 6815472, 7951384, 8519340, 9939230, 11359120, 11927076, 14908845, 15902768, 17038680, 19878460, 23854152, 29817690, 34077360, 39756920, 47708304, 59635380, 79513840, 119270760, 238541520]

約数ペア:

[(1, 238541520), (2, 119270760), (3, 79513840), (4, 59635380), (5, 47708304), (6, 39756920), (7, 34077360), (8, 29817690), (10, 23854152), (12, 19878460), (14, 17038680), (15, 15902768), (16, 14908845), (20, 11927076), (21, 11359120), (24, 9939230), (28, 8519340), (30, 7951384), (35, 6815472), (40, 5963538), (42, 5679560), (48, 4969615), (56, 4259670), (60, 3975692), (70, 3407736), (80, 2981769), (84, 2839780), (105, 2271824), (107, 2229360), (112, 2129835), (120, 1987846), (140, 1703868), (168, 1419890), (210, 1135912), (214, 1114680), (240, 993923), (280, 851934), (321, 743120), (336, 709945), (420, 567956), (428, 557340), (535, 445872), (560, 425967), (642, 371560), (749, 318480), (840, 283978), (856, 278670), (1070, 222936), (1284, 185780), (1327, 179760), (1498, 159240), (1605, 148624), (1680, 141989), (1712, 139335), (2140, 111468), (2247, 106160), (2568, 92890), (2654, 89880), (2996, 79620), (3210, 74312), (3745, 63696), (3981, 59920), (4280, 55734), (4494, 53080), (5136, 46445), (5308, 44940), (5992, 39810), (6420, 37156), (6635, 35952), (7490, 31848), (7962, 29960), (8560, 27867), (8988, 26540), (9289, 25680), (10616, 22470), (11235, 21232), (11984, 19905), (12840, 18578), (13270, 17976), (14980, 15924)]