89765640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{641}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 292944600

約数和(自身を除く): 203178960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389, 641, 778, 1167, 1282, 1556, 1923, 1945, 2334, 2564, 3112, 3205, 3501, 3846, 3890, 4668, 5128, 5769, 5835, 6410, 7002, 7692, 7780, 9336, 9615, 11538, 11670, 12820, 14004, 15384, 15560, 17505, 19230, 23076, 23340, 25640, 28008, 28845, 35010, 38460, 46152, 46680, 57690, 70020, 76920, 115380, 140040, 230760, 249349, 498698, 748047, 997396, 1246745, 1496094, 1994792, 2244141, 2493490, 2992188, 3740235, 4488282, 4986980, 5984376, 7480470, 8976564, 9973960, 11220705, 14960940, 17953128, 22441410, 29921880, 44882820, 89765640]

約数ペア:

[(1, 89765640), (2, 44882820), (3, 29921880), (4, 22441410), (5, 17953128), (6, 14960940), (8, 11220705), (9, 9973960), (10, 8976564), (12, 7480470), (15, 5984376), (18, 4986980), (20, 4488282), (24, 3740235), (30, 2992188), (36, 2493490), (40, 2244141), (45, 1994792), (60, 1496094), (72, 1246745), (90, 997396), (120, 748047), (180, 498698), (360, 249349), (389, 230760), (641, 140040), (778, 115380), (1167, 76920), (1282, 70020), (1556, 57690), (1923, 46680), (1945, 46152), (2334, 38460), (2564, 35010), (3112, 28845), (3205, 28008), (3501, 25640), (3846, 23340), (3890, 23076), (4668, 19230), (5128, 17505), (5769, 15560), (5835, 15384), (6410, 14004), (7002, 12820), (7692, 11670), (7780, 11538), (9336, 9615)]