81755460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1499}}^1$

素因数の和:1618

約数の個数: 96

約数和(自身を含む): 257040000

約数和(自身を除く): 175284540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 101, 108, 135, 180, 202, 270, 303, 404, 505, 540, 606, 909, 1010, 1212, 1499, 1515, 1818, 2020, 2727, 2998, 3030, 3636, 4497, 4545, 5454, 5996, 6060, 7495, 8994, 9090, 10908, 13491, 13635, 14990, 17988, 18180, 22485, 26982, 27270, 29980, 40473, 44970, 53964, 54540, 67455, 80946, 89940, 134910, 151399, 161892, 202365, 269820, 302798, 404730, 454197, 605596, 756995, 809460, 908394, 1362591, 1513990, 1816788, 2270985, 2725182, 3027980, 4087773, 4541970, 5450364, 6812955, 8175546, 9083940, 13625910, 16351092, 20438865, 27251820, 40877730, 81755460]

約数ペア:

[(1, 81755460), (2, 40877730), (3, 27251820), (4, 20438865), (5, 16351092), (6, 13625910), (9, 9083940), (10, 8175546), (12, 6812955), (15, 5450364), (18, 4541970), (20, 4087773), (27, 3027980), (30, 2725182), (36, 2270985), (45, 1816788), (54, 1513990), (60, 1362591), (90, 908394), (101, 809460), (108, 756995), (135, 605596), (180, 454197), (202, 404730), (270, 302798), (303, 269820), (404, 202365), (505, 161892), (540, 151399), (606, 134910), (909, 89940), (1010, 80946), (1212, 67455), (1499, 54540), (1515, 53964), (1818, 44970), (2020, 40473), (2727, 29980), (2998, 27270), (3030, 26982), (3636, 22485), (4497, 18180), (4545, 17988), (5454, 14990), (5996, 13635), (6060, 13491), (7495, 10908), (8994, 9090)]