400504080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{8737}}^1$

素因数の和:8944

約数の個数: 80

約数和(自身を含む): 1248205824

約数和(自身を除く): 847701744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3056, 3820, 4584, 5730, 7640, 8737, 9168, 11460, 15280, 17474, 22920, 26211, 34948, 43685, 45840, 52422, 69896, 87370, 104844, 131055, 139792, 174740, 209688, 262110, 349480, 419376, 524220, 698960, 1048440, 1668767, 2096880, 3337534, 5006301, 6675068, 8343835, 10012602, 13350136, 16687670, 20025204, 25031505, 26700272, 33375340, 40050408, 50063010, 66750680, 80100816, 100126020, 133501360, 200252040, 400504080]

約数ペア:

[(1, 400504080), (2, 200252040), (3, 133501360), (4, 100126020), (5, 80100816), (6, 66750680), (8, 50063010), (10, 40050408), (12, 33375340), (15, 26700272), (16, 25031505), (20, 20025204), (24, 16687670), (30, 13350136), (40, 10012602), (48, 8343835), (60, 6675068), (80, 5006301), (120, 3337534), (191, 2096880), (240, 1668767), (382, 1048440), (573, 698960), (764, 524220), (955, 419376), (1146, 349480), (1528, 262110), (1910, 209688), (2292, 174740), (2865, 139792), (3056, 131055), (3820, 104844), (4584, 87370), (5730, 69896), (7640, 52422), (8737, 45840), (9168, 43685), (11460, 34948), (15280, 26211), (17474, 22920)]