18079530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{251}}^1$

素因数の和:289

約数の個数: 80

約数和(自身を含む): 50821344

約数和(自身を除く): 32741814

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 251, 294, 343, 490, 502, 686, 735, 753, 1029, 1255, 1470, 1506, 1715, 1757, 2058, 2401, 2510, 3430, 3514, 3765, 4802, 5145, 5271, 7203, 7530, 8785, 10290, 10542, 12005, 12299, 14406, 17570, 24010, 24598, 26355, 36015, 36897, 52710, 61495, 72030, 73794, 86093, 122990, 172186, 184485, 258279, 368970, 430465, 516558, 602651, 860930, 1205302, 1291395, 1807953, 2582790, 3013255, 3615906, 6026510, 9039765, 18079530]

約数ペア:

[(1, 18079530), (2, 9039765), (3, 6026510), (5, 3615906), (6, 3013255), (7, 2582790), (10, 1807953), (14, 1291395), (15, 1205302), (21, 860930), (30, 602651), (35, 516558), (42, 430465), (49, 368970), (70, 258279), (98, 184485), (105, 172186), (147, 122990), (210, 86093), (245, 73794), (251, 72030), (294, 61495), (343, 52710), (490, 36897), (502, 36015), (686, 26355), (735, 24598), (753, 24010), (1029, 17570), (1255, 14406), (1470, 12299), (1506, 12005), (1715, 10542), (1757, 10290), (2058, 8785), (2401, 7530), (2510, 7203), (3430, 5271), (3514, 5145), (3765, 4802)]