66173640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 128

約数和(自身を含む): 215913600

約数和(自身を除く): 149739960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 251, 260, 312, 338, 390, 502, 507, 520, 676, 753, 780, 845, 1004, 1014, 1255, 1352, 1506, 1560, 1690, 2008, 2028, 2197, 2510, 2535, 3012, 3263, 3380, 3765, 4056, 4394, 5020, 5070, 6024, 6526, 6591, 6760, 7530, 8788, 9789, 10040, 10140, 10985, 13052, 13182, 15060, 16315, 17576, 19578, 20280, 21970, 26104, 26364, 30120, 32630, 32955, 39156, 42419, 43940, 48945, 52728, 65260, 65910, 78312, 84838, 87880, 97890, 127257, 130520, 131820, 169676, 195780, 212095, 254514, 263640, 339352, 391560, 424190, 509028, 551447, 636285, 848380, 1018056, 1102894, 1272570, 1654341, 1696760, 2205788, 2545140, 2757235, 3308682, 4411576, 5090280, 5514470, 6617364, 8271705, 11028940, 13234728, 16543410, 22057880, 33086820, 66173640]

約数ペア:

[(1, 66173640), (2, 33086820), (3, 22057880), (4, 16543410), (5, 13234728), (6, 11028940), (8, 8271705), (10, 6617364), (12, 5514470), (13, 5090280), (15, 4411576), (20, 3308682), (24, 2757235), (26, 2545140), (30, 2205788), (39, 1696760), (40, 1654341), (52, 1272570), (60, 1102894), (65, 1018056), (78, 848380), (104, 636285), (120, 551447), (130, 509028), (156, 424190), (169, 391560), (195, 339352), (251, 263640), (260, 254514), (312, 212095), (338, 195780), (390, 169676), (502, 131820), (507, 130520), (520, 127257), (676, 97890), (753, 87880), (780, 84838), (845, 78312), (1004, 65910), (1014, 65260), (1255, 52728), (1352, 48945), (1506, 43940), (1560, 42419), (1690, 39156), (2008, 32955), (2028, 32630), (2197, 30120), (2510, 26364), (2535, 26104), (3012, 21970), (3263, 20280), (3380, 19578), (3765, 17576), (4056, 16315), (4394, 15060), (5020, 13182), (5070, 13052), (6024, 10985), (6526, 10140), (6591, 10040), (6760, 9789), (7530, 8788)]