140621520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3467}}^1$

素因数の和:3509

約数の個数: 120

約数和(自身を含む): 472175136

約数和(自身を除く): 331553616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 3467, 4056, 5070, 6760, 6934, 8112, 10140, 10401, 13520, 13868, 17335, 20280, 20802, 27736, 34670, 40560, 41604, 45071, 52005, 55472, 69340, 83208, 90142, 104010, 135213, 138680, 166416, 180284, 208020, 225355, 270426, 277360, 360568, 416040, 450710, 540852, 585923, 676065, 721136, 832080, 901420, 1081704, 1171846, 1352130, 1757769, 1802840, 2163408, 2343692, 2704260, 2929615, 3515538, 3605680, 4687384, 5408520, 5859230, 7031076, 8788845, 9374768, 10817040, 11718460, 14062152, 17577690, 23436920, 28124304, 35155380, 46873840, 70310760, 140621520]

約数ペア:

[(1, 140621520), (2, 70310760), (3, 46873840), (4, 35155380), (5, 28124304), (6, 23436920), (8, 17577690), (10, 14062152), (12, 11718460), (13, 10817040), (15, 9374768), (16, 8788845), (20, 7031076), (24, 5859230), (26, 5408520), (30, 4687384), (39, 3605680), (40, 3515538), (48, 2929615), (52, 2704260), (60, 2343692), (65, 2163408), (78, 1802840), (80, 1757769), (104, 1352130), (120, 1171846), (130, 1081704), (156, 901420), (169, 832080), (195, 721136), (208, 676065), (240, 585923), (260, 540852), (312, 450710), (338, 416040), (390, 360568), (507, 277360), (520, 270426), (624, 225355), (676, 208020), (780, 180284), (845, 166416), (1014, 138680), (1040, 135213), (1352, 104010), (1560, 90142), (1690, 83208), (2028, 69340), (2535, 55472), (2704, 52005), (3120, 45071), (3380, 41604), (3467, 40560), (4056, 34670), (5070, 27736), (6760, 20802), (6934, 20280), (8112, 17335), (10140, 13868), (10401, 13520)]