88770780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1499}}^1$

素因数の和:1568

約数の個数: 144

約数和(自身を含む): 314496000

約数和(自身を除く): 225725220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1499, 1645, 1692, 1974, 2115, 2820, 2961, 2998, 3290, 3948, 4230, 4497, 4935, 5922, 5996, 6580, 7495, 8460, 8994, 9870, 10493, 11844, 13491, 14805, 14990, 17988, 19740, 20986, 22485, 26982, 29610, 29980, 31479, 41972, 44970, 52465, 53964, 59220, 62958, 67455, 70453, 89940, 94437, 104930, 125916, 134910, 140906, 157395, 188874, 209860, 211359, 269820, 281812, 314790, 352265, 377748, 422718, 472185, 493171, 629580, 634077, 704530, 845436, 944370, 986342, 1056795, 1268154, 1409060, 1479513, 1888740, 1972684, 2113590, 2465855, 2536308, 2959026, 3170385, 4227180, 4438539, 4931710, 5918052, 6340770, 7397565, 8877078, 9863420, 12681540, 14795130, 17754156, 22192695, 29590260, 44385390, 88770780]

約数ペア:

[(1, 88770780), (2, 44385390), (3, 29590260), (4, 22192695), (5, 17754156), (6, 14795130), (7, 12681540), (9, 9863420), (10, 8877078), (12, 7397565), (14, 6340770), (15, 5918052), (18, 4931710), (20, 4438539), (21, 4227180), (28, 3170385), (30, 2959026), (35, 2536308), (36, 2465855), (42, 2113590), (45, 1972684), (47, 1888740), (60, 1479513), (63, 1409060), (70, 1268154), (84, 1056795), (90, 986342), (94, 944370), (105, 845436), (126, 704530), (140, 634077), (141, 629580), (180, 493171), (188, 472185), (210, 422718), (235, 377748), (252, 352265), (282, 314790), (315, 281812), (329, 269820), (420, 211359), (423, 209860), (470, 188874), (564, 157395), (630, 140906), (658, 134910), (705, 125916), (846, 104930), (940, 94437), (987, 89940), (1260, 70453), (1316, 67455), (1410, 62958), (1499, 59220), (1645, 53964), (1692, 52465), (1974, 44970), (2115, 41972), (2820, 31479), (2961, 29980), (2998, 29610), (3290, 26982), (3948, 22485), (4230, 20986), (4497, 19740), (4935, 17988), (5922, 14990), (5996, 14805), (6580, 13491), (7495, 11844), (8460, 10493), (8994, 9870)]