90578460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{30809}}^1$

素因数の和:30835

約数の個数: 72

約数和(自身を含む): 295036560

約数和(自身を除く): 204458100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 30809, 61618, 92427, 123236, 154045, 184854, 215663, 308090, 369708, 431326, 462135, 616180, 646989, 862652, 924270, 1078315, 1293978, 1509641, 1848540, 2156630, 2587956, 3019282, 3234945, 4313260, 4528923, 6038564, 6469890, 7548205, 9057846, 12939780, 15096410, 18115692, 22644615, 30192820, 45289230, 90578460]

約数ペア:

[(1, 90578460), (2, 45289230), (3, 30192820), (4, 22644615), (5, 18115692), (6, 15096410), (7, 12939780), (10, 9057846), (12, 7548205), (14, 6469890), (15, 6038564), (20, 4528923), (21, 4313260), (28, 3234945), (30, 3019282), (35, 2587956), (42, 2156630), (49, 1848540), (60, 1509641), (70, 1293978), (84, 1078315), (98, 924270), (105, 862652), (140, 646989), (147, 616180), (196, 462135), (210, 431326), (245, 369708), (294, 308090), (420, 215663), (490, 184854), (588, 154045), (735, 123236), (980, 92427), (1470, 61618), (2940, 30809)]