1518085620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{290821}}^1$

素因数の和:290865

約数の個数: 72

約数和(自身を含む): 4763664360

約数和(自身を除く): 3245578740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 290821, 581642, 872463, 1163284, 1454105, 1744926, 2617389, 2908210, 3489852, 4362315, 5234778, 5816420, 8433809, 8724630, 10469556, 13086945, 16867618, 17449260, 25301427, 26173890, 33735236, 42169045, 50602854, 52347780, 75904281, 84338090, 101205708, 126507135, 151808562, 168676180, 253014270, 303617124, 379521405, 506028540, 759042810, 1518085620]

約数ペア:

[(1, 1518085620), (2, 759042810), (3, 506028540), (4, 379521405), (5, 303617124), (6, 253014270), (9, 168676180), (10, 151808562), (12, 126507135), (15, 101205708), (18, 84338090), (20, 75904281), (29, 52347780), (30, 50602854), (36, 42169045), (45, 33735236), (58, 26173890), (60, 25301427), (87, 17449260), (90, 16867618), (116, 13086945), (145, 10469556), (174, 8724630), (180, 8433809), (261, 5816420), (290, 5234778), (348, 4362315), (435, 3489852), (522, 2908210), (580, 2617389), (870, 1744926), (1044, 1454105), (1305, 1163284), (1740, 872463), (2610, 581642), (5220, 290821)]