259920492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:879

約数の個数: 96

約数和(自身を含む): 684601344

約数和(自身を除く): 424680852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 71, 78, 93, 124, 142, 156, 186, 213, 284, 372, 403, 426, 757, 806, 852, 923, 1209, 1514, 1612, 1846, 2201, 2271, 2418, 2769, 3028, 3692, 4402, 4542, 4836, 5538, 6603, 8804, 9084, 9841, 11076, 13206, 19682, 23467, 26412, 28613, 29523, 39364, 46934, 53747, 57226, 59046, 70401, 85839, 93868, 107494, 114452, 118092, 140802, 161241, 171678, 214988, 281604, 305071, 322482, 343356, 610142, 644964, 698711, 915213, 1220284, 1397422, 1666157, 1830426, 2096133, 2794844, 3332314, 3660852, 4192266, 4998471, 6664628, 8384532, 9996942, 19993884, 21660041, 43320082, 64980123, 86640164, 129960246, 259920492]

約数ペア:

[(1, 259920492), (2, 129960246), (3, 86640164), (4, 64980123), (6, 43320082), (12, 21660041), (13, 19993884), (26, 9996942), (31, 8384532), (39, 6664628), (52, 4998471), (62, 4192266), (71, 3660852), (78, 3332314), (93, 2794844), (124, 2096133), (142, 1830426), (156, 1666157), (186, 1397422), (213, 1220284), (284, 915213), (372, 698711), (403, 644964), (426, 610142), (757, 343356), (806, 322482), (852, 305071), (923, 281604), (1209, 214988), (1514, 171678), (1612, 161241), (1846, 140802), (2201, 118092), (2271, 114452), (2418, 107494), (2769, 93868), (3028, 85839), (3692, 70401), (4402, 59046), (4542, 57226), (4836, 53747), (5538, 46934), (6603, 39364), (8804, 29523), (9084, 28613), (9841, 26412), (11076, 23467), (13206, 19682)]