1566896560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1831}}^1$

素因数の和:2426

約数の個数: 80

約数和(自身を含む): 3843682560

約数和(自身を除く): 2276786000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 563, 760, 1126, 1520, 1831, 2252, 2815, 3662, 4504, 5630, 7324, 9008, 9155, 10697, 11260, 14648, 18310, 21394, 22520, 29296, 34789, 36620, 42788, 45040, 53485, 69578, 73240, 85576, 106970, 139156, 146480, 171152, 173945, 213940, 278312, 347890, 427880, 556624, 695780, 855760, 1030853, 1391560, 2061706, 2783120, 4123412, 5154265, 8246824, 10308530, 16493648, 19586207, 20617060, 39172414, 41234120, 78344828, 82468240, 97931035, 156689656, 195862070, 313379312, 391724140, 783448280, 1566896560]

約数ペア:

[(1, 1566896560), (2, 783448280), (4, 391724140), (5, 313379312), (8, 195862070), (10, 156689656), (16, 97931035), (19, 82468240), (20, 78344828), (38, 41234120), (40, 39172414), (76, 20617060), (80, 19586207), (95, 16493648), (152, 10308530), (190, 8246824), (304, 5154265), (380, 4123412), (563, 2783120), (760, 2061706), (1126, 1391560), (1520, 1030853), (1831, 855760), (2252, 695780), (2815, 556624), (3662, 427880), (4504, 347890), (5630, 278312), (7324, 213940), (9008, 173945), (9155, 171152), (10697, 146480), (11260, 139156), (14648, 106970), (18310, 85576), (21394, 73240), (22520, 69578), (29296, 53485), (34789, 45040), (36620, 42788)]