30485080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 73405440

約数和(自身を除く): 42920360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 340, 353, 508, 635, 680, 706, 1016, 1270, 1412, 1765, 2159, 2540, 2824, 3530, 4318, 5080, 6001, 7060, 8636, 10795, 12002, 14120, 17272, 21590, 24004, 30005, 43180, 44831, 48008, 60010, 86360, 89662, 120020, 179324, 224155, 240040, 358648, 448310, 762127, 896620, 1524254, 1793240, 3048508, 3810635, 6097016, 7621270, 15242540, 30485080]

約数ペア:

[(1, 30485080), (2, 15242540), (4, 7621270), (5, 6097016), (8, 3810635), (10, 3048508), (17, 1793240), (20, 1524254), (34, 896620), (40, 762127), (68, 448310), (85, 358648), (127, 240040), (136, 224155), (170, 179324), (254, 120020), (340, 89662), (353, 86360), (508, 60010), (635, 48008), (680, 44831), (706, 43180), (1016, 30005), (1270, 24004), (1412, 21590), (1765, 17272), (2159, 14120), (2540, 12002), (2824, 10795), (3530, 8636), (4318, 7060), (5080, 6001)]