16115880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:475

約数の個数: 128

約数和(自身を含む): 54691200

約数和(自身を除く): 38575320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 421, 435, 440, 580, 638, 660, 696, 842, 870, 957, 1160, 1263, 1276, 1320, 1595, 1684, 1740, 1914, 2105, 2526, 2552, 3190, 3368, 3480, 3828, 4210, 4631, 4785, 5052, 6315, 6380, 7656, 8420, 9262, 9570, 10104, 12209, 12630, 12760, 13893, 16840, 18524, 19140, 23155, 24418, 25260, 27786, 36627, 37048, 38280, 46310, 48836, 50520, 55572, 61045, 69465, 73254, 92620, 97672, 111144, 122090, 134299, 138930, 146508, 183135, 185240, 244180, 268598, 277860, 293016, 366270, 402897, 488360, 537196, 555720, 671495, 732540, 805794, 1074392, 1342990, 1465080, 1611588, 2014485, 2685980, 3223176, 4028970, 5371960, 8057940, 16115880]

約数ペア:

[(1, 16115880), (2, 8057940), (3, 5371960), (4, 4028970), (5, 3223176), (6, 2685980), (8, 2014485), (10, 1611588), (11, 1465080), (12, 1342990), (15, 1074392), (20, 805794), (22, 732540), (24, 671495), (29, 555720), (30, 537196), (33, 488360), (40, 402897), (44, 366270), (55, 293016), (58, 277860), (60, 268598), (66, 244180), (87, 185240), (88, 183135), (110, 146508), (116, 138930), (120, 134299), (132, 122090), (145, 111144), (165, 97672), (174, 92620), (220, 73254), (232, 69465), (264, 61045), (290, 55572), (319, 50520), (330, 48836), (348, 46310), (421, 38280), (435, 37048), (440, 36627), (580, 27786), (638, 25260), (660, 24418), (696, 23155), (842, 19140), (870, 18524), (957, 16840), (1160, 13893), (1263, 12760), (1276, 12630), (1320, 12209), (1595, 10104), (1684, 9570), (1740, 9262), (1914, 8420), (2105, 7656), (2526, 6380), (2552, 6315), (3190, 5052), (3368, 4785), (3480, 4631), (3828, 4210)]