85257060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 284062464

約数和(自身を除く): 198805404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 617, 658, 705, 735, 940, 980, 987, 1234, 1316, 1410, 1470, 1645, 1851, 1974, 2303, 2468, 2820, 2940, 3085, 3290, 3702, 3948, 4319, 4606, 4935, 6170, 6580, 6909, 7404, 8638, 9212, 9255, 9870, 11515, 12340, 12957, 13818, 17276, 18510, 19740, 21595, 23030, 25914, 27636, 28999, 30233, 34545, 37020, 43190, 46060, 51828, 57998, 60466, 64785, 69090, 86380, 86997, 90699, 115996, 120932, 129570, 138180, 144995, 151165, 173994, 181398, 202993, 259140, 289990, 302330, 347988, 362796, 405986, 434985, 453495, 579980, 604660, 608979, 811972, 869970, 906990, 1014965, 1217958, 1420951, 1739940, 1813980, 2029930, 2435916, 2841902, 3044895, 4059860, 4262853, 5683804, 6089790, 7104755, 8525706, 12179580, 14209510, 17051412, 21314265, 28419020, 42628530, 85257060]

約数ペア:

[(1, 85257060), (2, 42628530), (3, 28419020), (4, 21314265), (5, 17051412), (6, 14209510), (7, 12179580), (10, 8525706), (12, 7104755), (14, 6089790), (15, 5683804), (20, 4262853), (21, 4059860), (28, 3044895), (30, 2841902), (35, 2435916), (42, 2029930), (47, 1813980), (49, 1739940), (60, 1420951), (70, 1217958), (84, 1014965), (94, 906990), (98, 869970), (105, 811972), (140, 608979), (141, 604660), (147, 579980), (188, 453495), (196, 434985), (210, 405986), (235, 362796), (245, 347988), (282, 302330), (294, 289990), (329, 259140), (420, 202993), (470, 181398), (490, 173994), (564, 151165), (588, 144995), (617, 138180), (658, 129570), (705, 120932), (735, 115996), (940, 90699), (980, 86997), (987, 86380), (1234, 69090), (1316, 64785), (1410, 60466), (1470, 57998), (1645, 51828), (1851, 46060), (1974, 43190), (2303, 37020), (2468, 34545), (2820, 30233), (2940, 28999), (3085, 27636), (3290, 25914), (3702, 23030), (3948, 21595), (4319, 19740), (4606, 18510), (4935, 17276), (6170, 13818), (6580, 12957), (6909, 12340), (7404, 11515), (8638, 9870), (9212, 9255)]