7515560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 18522000

約数和(自身を除く): 11006440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 149, 194, 260, 298, 388, 485, 520, 596, 745, 776, 970, 1192, 1261, 1490, 1937, 1940, 2522, 2980, 3874, 3880, 5044, 5960, 6305, 7748, 9685, 10088, 12610, 14453, 15496, 19370, 25220, 28906, 38740, 50440, 57812, 72265, 77480, 115624, 144530, 187889, 289060, 375778, 578120, 751556, 939445, 1503112, 1878890, 3757780, 7515560]

約数ペア:

[(1, 7515560), (2, 3757780), (4, 1878890), (5, 1503112), (8, 939445), (10, 751556), (13, 578120), (20, 375778), (26, 289060), (40, 187889), (52, 144530), (65, 115624), (97, 77480), (104, 72265), (130, 57812), (149, 50440), (194, 38740), (260, 28906), (298, 25220), (388, 19370), (485, 15496), (520, 14453), (596, 12610), (745, 10088), (776, 9685), (970, 7748), (1192, 6305), (1261, 5960), (1490, 5044), (1937, 3880), (1940, 3874), (2522, 2980)]