18908280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1061

約数の個数: 96

約数和(自身を含む): 62674560

約数和(自身を除く): 43766280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 991, 1060, 1272, 1590, 1908, 1982, 2120, 2385, 2973, 3180, 3816, 3964, 4770, 4955, 5946, 6360, 7928, 8919, 9540, 9910, 11892, 14865, 17838, 19080, 19820, 23784, 29730, 35676, 39640, 44595, 52523, 59460, 71352, 89190, 105046, 118920, 157569, 178380, 210092, 262615, 315138, 356760, 420184, 472707, 525230, 630276, 787845, 945414, 1050460, 1260552, 1575690, 1890828, 2100920, 2363535, 3151380, 3781656, 4727070, 6302760, 9454140, 18908280]

約数ペア:

[(1, 18908280), (2, 9454140), (3, 6302760), (4, 4727070), (5, 3781656), (6, 3151380), (8, 2363535), (9, 2100920), (10, 1890828), (12, 1575690), (15, 1260552), (18, 1050460), (20, 945414), (24, 787845), (30, 630276), (36, 525230), (40, 472707), (45, 420184), (53, 356760), (60, 315138), (72, 262615), (90, 210092), (106, 178380), (120, 157569), (159, 118920), (180, 105046), (212, 89190), (265, 71352), (318, 59460), (360, 52523), (424, 44595), (477, 39640), (530, 35676), (636, 29730), (795, 23784), (954, 19820), (991, 19080), (1060, 17838), (1272, 14865), (1590, 11892), (1908, 9910), (1982, 9540), (2120, 8919), (2385, 7928), (2973, 6360), (3180, 5946), (3816, 4955), (3964, 4770)]