1290342840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{632521}}^1$

素因数の和:632552

約数の個数: 64

約数和(自身を含む): 4098742560

約数和(自身を除く): 2808399720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 632521, 1265042, 1897563, 2530084, 3162605, 3795126, 5060168, 6325210, 7590252, 9487815, 10752857, 12650420, 15180504, 18975630, 21505714, 25300840, 32258571, 37951260, 43011428, 53764285, 64517142, 75902520, 86022856, 107528570, 129034284, 161292855, 215057140, 258068568, 322585710, 430114280, 645171420, 1290342840]

約数ペア:

[(1, 1290342840), (2, 645171420), (3, 430114280), (4, 322585710), (5, 258068568), (6, 215057140), (8, 161292855), (10, 129034284), (12, 107528570), (15, 86022856), (17, 75902520), (20, 64517142), (24, 53764285), (30, 43011428), (34, 37951260), (40, 32258571), (51, 25300840), (60, 21505714), (68, 18975630), (85, 15180504), (102, 12650420), (120, 10752857), (136, 9487815), (170, 7590252), (204, 6325210), (255, 5060168), (340, 3795126), (408, 3162605), (510, 2530084), (680, 1897563), (1020, 1265042), (2040, 632521)]