9718720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 84

約数和(自身を含む): 25539192

約数和(自身を除く): 15820472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 251, 320, 352, 440, 484, 502, 605, 704, 880, 968, 1004, 1210, 1255, 1760, 1936, 2008, 2420, 2510, 2761, 3520, 3872, 4016, 4840, 5020, 5522, 7744, 8032, 9680, 10040, 11044, 13805, 16064, 19360, 20080, 22088, 27610, 30371, 38720, 40160, 44176, 55220, 60742, 80320, 88352, 110440, 121484, 151855, 176704, 220880, 242968, 303710, 441760, 485936, 607420, 883520, 971872, 1214840, 1943744, 2429680, 4859360, 9718720]

約数ペア:

[(1, 9718720), (2, 4859360), (4, 2429680), (5, 1943744), (8, 1214840), (10, 971872), (11, 883520), (16, 607420), (20, 485936), (22, 441760), (32, 303710), (40, 242968), (44, 220880), (55, 176704), (64, 151855), (80, 121484), (88, 110440), (110, 88352), (121, 80320), (160, 60742), (176, 55220), (220, 44176), (242, 40160), (251, 38720), (320, 30371), (352, 27610), (440, 22088), (484, 20080), (502, 19360), (605, 16064), (704, 13805), (880, 11044), (968, 10040), (1004, 9680), (1210, 8032), (1255, 7744), (1760, 5522), (1936, 5020), (2008, 4840), (2420, 4016), (2510, 3872), (2761, 3520)]