30280080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1864

約数の個数: 80

約数和(自身を含む): 95243904

約数和(自身を除く): 64963824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 1777, 2130, 2840, 3408, 3554, 4260, 5331, 5680, 7108, 8520, 8885, 10662, 14216, 17040, 17770, 21324, 26655, 28432, 35540, 42648, 53310, 71080, 85296, 106620, 126167, 142160, 213240, 252334, 378501, 426480, 504668, 630835, 757002, 1009336, 1261670, 1514004, 1892505, 2018672, 2523340, 3028008, 3785010, 5046680, 6056016, 7570020, 10093360, 15140040, 30280080]

約数ペア:

[(1, 30280080), (2, 15140040), (3, 10093360), (4, 7570020), (5, 6056016), (6, 5046680), (8, 3785010), (10, 3028008), (12, 2523340), (15, 2018672), (16, 1892505), (20, 1514004), (24, 1261670), (30, 1009336), (40, 757002), (48, 630835), (60, 504668), (71, 426480), (80, 378501), (120, 252334), (142, 213240), (213, 142160), (240, 126167), (284, 106620), (355, 85296), (426, 71080), (568, 53310), (710, 42648), (852, 35540), (1065, 28432), (1136, 26655), (1420, 21324), (1704, 17770), (1777, 17040), (2130, 14216), (2840, 10662), (3408, 8885), (3554, 8520), (4260, 7108), (5331, 5680)]