1028440680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{120709}}^1$

素因数の和:120794

約数の個数: 64

約数和(自身を含む): 3128803200

約数和(自身を除く): 2100362520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 120709, 241418, 362127, 482836, 603545, 724254, 965672, 1207090, 1448508, 1810635, 2414180, 2897016, 3621270, 4828360, 7242540, 8570339, 14485080, 17140678, 25711017, 34281356, 42851695, 51422034, 68562712, 85703390, 102844068, 128555085, 171406780, 205688136, 257110170, 342813560, 514220340, 1028440680]

約数ペア:

[(1, 1028440680), (2, 514220340), (3, 342813560), (4, 257110170), (5, 205688136), (6, 171406780), (8, 128555085), (10, 102844068), (12, 85703390), (15, 68562712), (20, 51422034), (24, 42851695), (30, 34281356), (40, 25711017), (60, 17140678), (71, 14485080), (120, 8570339), (142, 7242540), (213, 4828360), (284, 3621270), (355, 2897016), (426, 2414180), (568, 1810635), (710, 1448508), (852, 1207090), (1065, 965672), (1420, 724254), (1704, 603545), (2130, 482836), (2840, 362127), (4260, 241418), (8520, 120709)]