8147760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2030

約数の個数: 80

約数和(自身を含む): 26757216

約数和(自身を除く): 18609456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 1997, 2040, 3994, 4080, 5991, 7988, 9985, 11982, 15976, 19970, 23964, 29955, 31952, 33949, 39940, 47928, 59910, 67898, 79880, 95856, 101847, 119820, 135796, 159760, 169745, 203694, 239640, 271592, 339490, 407388, 479280, 509235, 543184, 678980, 814776, 1018470, 1357960, 1629552, 2036940, 2715920, 4073880, 8147760]

約数ペア:

[(1, 8147760), (2, 4073880), (3, 2715920), (4, 2036940), (5, 1629552), (6, 1357960), (8, 1018470), (10, 814776), (12, 678980), (15, 543184), (16, 509235), (17, 479280), (20, 407388), (24, 339490), (30, 271592), (34, 239640), (40, 203694), (48, 169745), (51, 159760), (60, 135796), (68, 119820), (80, 101847), (85, 95856), (102, 79880), (120, 67898), (136, 59910), (170, 47928), (204, 39940), (240, 33949), (255, 31952), (272, 29955), (340, 23964), (408, 19970), (510, 15976), (680, 11982), (816, 9985), (1020, 7988), (1360, 5991), (1997, 4080), (2040, 3994)]