90084904

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 228614400

約数和(自身を除く): 138529496

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 29, 34, 52, 56, 58, 68, 91, 104, 116, 119, 136, 182, 203, 221, 232, 238, 251, 364, 377, 406, 442, 476, 493, 502, 728, 754, 812, 884, 952, 986, 1004, 1508, 1547, 1624, 1757, 1768, 1972, 2008, 2639, 3016, 3094, 3263, 3451, 3514, 3944, 4267, 5278, 6188, 6409, 6526, 6902, 7028, 7279, 8534, 10556, 12376, 12818, 13052, 13804, 14056, 14558, 17068, 21112, 22841, 25636, 26104, 27608, 29116, 29869, 34136, 44863, 45682, 50953, 51272, 55471, 58232, 59738, 89726, 91364, 94627, 101906, 110942, 119476, 123743, 179452, 182728, 189254, 203812, 221884, 238952, 247486, 358904, 378508, 388297, 407624, 443768, 494972, 662389, 757016, 776594, 866201, 989944, 1324778, 1553188, 1608659, 1732402, 2649556, 3106376, 3217318, 3464804, 5299112, 6434636, 6929608, 11260613, 12869272, 22521226, 45042452, 90084904]

約数ペア:

[(1, 90084904), (2, 45042452), (4, 22521226), (7, 12869272), (8, 11260613), (13, 6929608), (14, 6434636), (17, 5299112), (26, 3464804), (28, 3217318), (29, 3106376), (34, 2649556), (52, 1732402), (56, 1608659), (58, 1553188), (68, 1324778), (91, 989944), (104, 866201), (116, 776594), (119, 757016), (136, 662389), (182, 494972), (203, 443768), (221, 407624), (232, 388297), (238, 378508), (251, 358904), (364, 247486), (377, 238952), (406, 221884), (442, 203812), (476, 189254), (493, 182728), (502, 179452), (728, 123743), (754, 119476), (812, 110942), (884, 101906), (952, 94627), (986, 91364), (1004, 89726), (1508, 59738), (1547, 58232), (1624, 55471), (1757, 51272), (1768, 50953), (1972, 45682), (2008, 44863), (2639, 34136), (3016, 29869), (3094, 29116), (3263, 27608), (3451, 26104), (3514, 25636), (3944, 22841), (4267, 21112), (5278, 17068), (6188, 14558), (6409, 14056), (6526, 13804), (6902, 13052), (7028, 12818), (7279, 12376), (8534, 10556)]