29811480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3499}}^1$

素因数の和:3584

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 60908520

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, 3499, 4260, 6998, 8520, 10497, 13996, 17495, 20994, 27992, 34990, 41988, 52485, 69980, 83976, 104970, 139960, 209940, 248429, 419880, 496858, 745287, 993716, 1242145, 1490574, 1987432, 2484290, 2981148, 3726435, 4968580, 5962296, 7452870, 9937160, 14905740, 29811480]

約数ペア:

[(1, 29811480), (2, 14905740), (3, 9937160), (4, 7452870), (5, 5962296), (6, 4968580), (8, 3726435), (10, 2981148), (12, 2484290), (15, 1987432), (20, 1490574), (24, 1242145), (30, 993716), (40, 745287), (60, 496858), (71, 419880), (120, 248429), (142, 209940), (213, 139960), (284, 104970), (355, 83976), (426, 69980), (568, 52485), (710, 41988), (852, 34990), (1065, 27992), (1420, 20994), (1704, 17495), (2130, 13996), (2840, 10497), (3499, 8520), (4260, 6998)]