200516820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 658139328

約数和(自身を除く): 457622508

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, 241, 245, 283, 294, 420, 482, 490, 566, 588, 723, 735, 849, 964, 980, 1132, 1205, 1415, 1446, 1470, 1687, 1698, 1981, 2410, 2830, 2892, 2940, 3374, 3396, 3615, 3962, 4245, 4820, 5061, 5660, 5943, 6748, 7230, 7924, 8435, 8490, 9905, 10122, 11809, 11886, 13867, 14460, 16870, 16980, 19810, 20244, 23618, 23772, 25305, 27734, 29715, 33740, 35427, 39620, 41601, 47236, 50610, 55468, 59045, 59430, 68203, 69335, 70854, 83202, 101220, 118090, 118860, 136406, 138670, 141708, 166404, 177135, 204609, 208005, 236180, 272812, 277340, 341015, 354270, 409218, 416010, 477421, 682030, 708540, 818436, 832020, 954842, 1023045, 1364060, 1432263, 1909684, 2046090, 2387105, 2864526, 3341947, 4092180, 4774210, 5729052, 6683894, 7161315, 9548420, 10025841, 13367788, 14322630, 16709735, 20051682, 28645260, 33419470, 40103364, 50129205, 66838940, 100258410, 200516820]

約数ペア:

[(1, 200516820), (2, 100258410), (3, 66838940), (4, 50129205), (5, 40103364), (6, 33419470), (7, 28645260), (10, 20051682), (12, 16709735), (14, 14322630), (15, 13367788), (20, 10025841), (21, 9548420), (28, 7161315), (30, 6683894), (35, 5729052), (42, 4774210), (49, 4092180), (60, 3341947), (70, 2864526), (84, 2387105), (98, 2046090), (105, 1909684), (140, 1432263), (147, 1364060), (196, 1023045), (210, 954842), (241, 832020), (245, 818436), (283, 708540), (294, 682030), (420, 477421), (482, 416010), (490, 409218), (566, 354270), (588, 341015), (723, 277340), (735, 272812), (849, 236180), (964, 208005), (980, 204609), (1132, 177135), (1205, 166404), (1415, 141708), (1446, 138670), (1470, 136406), (1687, 118860), (1698, 118090), (1981, 101220), (2410, 83202), (2830, 70854), (2892, 69335), (2940, 68203), (3374, 59430), (3396, 59045), (3615, 55468), (3962, 50610), (4245, 47236), (4820, 41601), (5061, 39620), (5660, 35427), (5943, 33740), (6748, 29715), (7230, 27734), (7924, 25305), (8435, 23772), (8490, 23618), (9905, 20244), (10122, 19810), (11809, 16980), (11886, 16870), (13867, 14460)]