195515280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{271549}}^1$

素因数の和:271568

約数の個数: 60

約数和(自身を含む): 656607900

約数和(自身を除く): 461092620

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 271549, 543098, 814647, 1086196, 1357745, 1629294, 2172392, 2443941, 2715490, 3258588, 4073235, 4344784, 4887882, 5430980, 6517176, 8146470, 9775764, 10861960, 12219705, 13034352, 16292940, 19551528, 21723920, 24439410, 32585880, 39103056, 48878820, 65171760, 97757640, 195515280]

約数ペア:

[(1, 195515280), (2, 97757640), (3, 65171760), (4, 48878820), (5, 39103056), (6, 32585880), (8, 24439410), (9, 21723920), (10, 19551528), (12, 16292940), (15, 13034352), (16, 12219705), (18, 10861960), (20, 9775764), (24, 8146470), (30, 6517176), (36, 5430980), (40, 4887882), (45, 4344784), (48, 4073235), (60, 3258588), (72, 2715490), (80, 2443941), (90, 2172392), (120, 1629294), (144, 1357745), (180, 1086196), (240, 814647), (360, 543098), (720, 271549)]