1561713.00000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2843}}^1$

素因数の和:2996

約数の個数: 64

約数和(自身を含む): 143337600

約数和(自身を除く): 95916360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 2843, 3336, 4170, 5560, 5686, 8340, 8529, 11372, 14215, 16680, 17058, 22744, 28430, 34116, 42645, 56860, 68232, 85290, 113720, 170580, 341160, 395177, 790354, 1185531, 1580708, 1975885, 2371062, 3161416, 3951770, 4742124, 5927655, 7903540, 9484248, 11855310, 15807080, 23710620, 47421240]

約数ペア:

[(1, 47421240), (2, 23710620), (3, 15807080), (4, 11855310), (5, 9484248), (6, 7903540), (8, 5927655), (10, 4742124), (12, 3951770), (15, 3161416), (20, 2371062), (24, 1975885), (30, 1580708), (40, 1185531), (60, 790354), (120, 395177), (139, 341160), (278, 170580), (417, 113720), (556, 85290), (695, 68232), (834, 56860), (1112, 42645), (1390, 34116), (1668, 28430), (2085, 22744), (2780, 17058), (2843, 16680), (3336, 14215), (4170, 11372), (5560, 8529), (5686, 8340)]