31715550

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 90744192

約数和(自身を除く): 59028642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 41, 45, 50, 54, 75, 81, 82, 90, 123, 135, 150, 162, 191, 205, 225, 246, 270, 369, 382, 405, 410, 450, 573, 615, 675, 738, 810, 955, 1025, 1107, 1146, 1230, 1350, 1719, 1845, 1910, 2025, 2050, 2214, 2865, 3075, 3321, 3438, 3690, 4050, 4775, 5157, 5535, 5730, 6150, 6642, 7831, 8595, 9225, 9550, 10314, 11070, 14325, 15471, 15662, 16605, 17190, 18450, 23493, 25785, 27675, 28650, 30942, 33210, 39155, 42975, 46986, 51570, 55350, 70479, 77355, 78310, 83025, 85950, 117465, 128925, 140958, 154710, 166050, 195775, 211437, 234930, 257850, 352395, 386775, 391550, 422874, 587325, 634311, 704790, 773550, 1057185, 1174650, 1268622, 1761975, 2114370, 3171555, 3523950, 5285925, 6343110, 10571850, 15857775, 31715550]

約数ペア:

[(1, 31715550), (2, 15857775), (3, 10571850), (5, 6343110), (6, 5285925), (9, 3523950), (10, 3171555), (15, 2114370), (18, 1761975), (25, 1268622), (27, 1174650), (30, 1057185), (41, 773550), (45, 704790), (50, 634311), (54, 587325), (75, 422874), (81, 391550), (82, 386775), (90, 352395), (123, 257850), (135, 234930), (150, 211437), (162, 195775), (191, 166050), (205, 154710), (225, 140958), (246, 128925), (270, 117465), (369, 85950), (382, 83025), (405, 78310), (410, 77355), (450, 70479), (573, 55350), (615, 51570), (675, 46986), (738, 42975), (810, 39155), (955, 33210), (1025, 30942), (1107, 28650), (1146, 27675), (1230, 25785), (1350, 23493), (1719, 18450), (1845, 17190), (1910, 16605), (2025, 15662), (2050, 15471), (2214, 14325), (2865, 11070), (3075, 10314), (3321, 9550), (3438, 9225), (3690, 8595), (4050, 7831), (4775, 6642), (5157, 6150), (5535, 5730)]