127541680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11987}}^1$

素因数の和:12026

約数の個数: 80

約数和(自身を含む): 356762880

約数和(自身を除く): 229221200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 11987, 23974, 47948, 59935, 83909, 95896, 119870, 167818, 191792, 227753, 239740, 335636, 419545, 455506, 479480, 671272, 839090, 911012, 958960, 1138765, 1342544, 1594271, 1678180, 1822024, 2277530, 3188542, 3356360, 3644048, 4555060, 6377084, 6712720, 7971355, 9110120, 12754168, 15942710, 18220240, 25508336, 31885420, 63770840, 127541680]

約数ペア:

[(1, 127541680), (2, 63770840), (4, 31885420), (5, 25508336), (7, 18220240), (8, 15942710), (10, 12754168), (14, 9110120), (16, 7971355), (19, 6712720), (20, 6377084), (28, 4555060), (35, 3644048), (38, 3356360), (40, 3188542), (56, 2277530), (70, 1822024), (76, 1678180), (80, 1594271), (95, 1342544), (112, 1138765), (133, 958960), (140, 911012), (152, 839090), (190, 671272), (266, 479480), (280, 455506), (304, 419545), (380, 335636), (532, 239740), (560, 227753), (665, 191792), (760, 167818), (1064, 119870), (1330, 95896), (1520, 83909), (2128, 59935), (2660, 47948), (5320, 23974), (10640, 11987)]