1520447360

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139747}}^1$

素因数の和:139783

約数の個数: 64

約数和(自身を含む): 3848659920

約数和(自身を除く): 2328212560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 139747, 279494, 558988, 698735, 1117976, 1397470, 2235952, 2375699, 2794940, 4471904, 4751398, 5589880, 8943808, 9502796, 11179760, 11878495, 17887616, 19005592, 22359520, 23756990, 38011184, 44719040, 47513980, 76022368, 89438080, 95027960, 152044736, 190055920, 304089472, 380111840, 760223680, 1520447360]

約数ペア:

[(1, 1520447360), (2, 760223680), (4, 380111840), (5, 304089472), (8, 190055920), (10, 152044736), (16, 95027960), (17, 89438080), (20, 76022368), (32, 47513980), (34, 44719040), (40, 38011184), (64, 23756990), (68, 22359520), (80, 19005592), (85, 17887616), (128, 11878495), (136, 11179760), (160, 9502796), (170, 8943808), (272, 5589880), (320, 4751398), (340, 4471904), (544, 2794940), (640, 2375699), (680, 2235952), (1088, 1397470), (1360, 1117976), (2176, 698735), (2720, 558988), (5440, 279494), (10880, 139747)]