643110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 64

約数和(自身を含む): 1778112

約数和(自身を除く): 1135002

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 97, 102, 130, 170, 194, 195, 221, 255, 291, 390, 442, 485, 510, 582, 663, 970, 1105, 1261, 1326, 1455, 1649, 2210, 2522, 2910, 3298, 3315, 3783, 4947, 6305, 6630, 7566, 8245, 9894, 12610, 16490, 18915, 21437, 24735, 37830, 42874, 49470, 64311, 107185, 128622, 214370, 321555, 643110]

約数ペア:

[(1, 643110), (2, 321555), (3, 214370), (5, 128622), (6, 107185), (10, 64311), (13, 49470), (15, 42874), (17, 37830), (26, 24735), (30, 21437), (34, 18915), (39, 16490), (51, 12610), (65, 9894), (78, 8245), (85, 7566), (97, 6630), (102, 6305), (130, 4947), (170, 3783), (194, 3315), (195, 3298), (221, 2910), (255, 2522), (291, 2210), (390, 1649), (442, 1455), (485, 1326), (510, 1261), (582, 1105), (663, 970)]