279235476

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 826775040

約数和(自身を除く): 547539564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 31, 36, 38, 39, 52, 57, 62, 76, 78, 93, 114, 117, 124, 156, 171, 186, 228, 234, 247, 279, 342, 372, 403, 468, 494, 558, 589, 684, 741, 806, 988, 1013, 1116, 1178, 1209, 1482, 1612, 1767, 2026, 2223, 2356, 2418, 2964, 3039, 3534, 3627, 4052, 4446, 4836, 5301, 6078, 7068, 7254, 7657, 8892, 9117, 10602, 12156, 13169, 14508, 15314, 18234, 19247, 21204, 22971, 26338, 30628, 31403, 36468, 38494, 39507, 45942, 52676, 57741, 62806, 68913, 76988, 79014, 91884, 94209, 115482, 118521, 125612, 137826, 158028, 173223, 188418, 230964, 237042, 250211, 275652, 282627, 346446, 376836, 408239, 474084, 500422, 565254, 596657, 692892, 750633, 816478, 1000844, 1130508, 1193314, 1224717, 1501266, 1632956, 1789971, 2251899, 2386628, 2449434, 3002532, 3579942, 3674151, 4503798, 4898868, 5369913, 7159884, 7348302, 7756541, 9007596, 10739826, 14696604, 15513082, 21479652, 23269623, 31026164, 46539246, 69808869, 93078492, 139617738, 279235476]

約数ペア:

[(1, 279235476), (2, 139617738), (3, 93078492), (4, 69808869), (6, 46539246), (9, 31026164), (12, 23269623), (13, 21479652), (18, 15513082), (19, 14696604), (26, 10739826), (31, 9007596), (36, 7756541), (38, 7348302), (39, 7159884), (52, 5369913), (57, 4898868), (62, 4503798), (76, 3674151), (78, 3579942), (93, 3002532), (114, 2449434), (117, 2386628), (124, 2251899), (156, 1789971), (171, 1632956), (186, 1501266), (228, 1224717), (234, 1193314), (247, 1130508), (279, 1000844), (342, 816478), (372, 750633), (403, 692892), (468, 596657), (494, 565254), (558, 500422), (589, 474084), (684, 408239), (741, 376836), (806, 346446), (988, 282627), (1013, 275652), (1116, 250211), (1178, 237042), (1209, 230964), (1482, 188418), (1612, 173223), (1767, 158028), (2026, 137826), (2223, 125612), (2356, 118521), (2418, 115482), (2964, 94209), (3039, 91884), (3534, 79014), (3627, 76988), (4052, 68913), (4446, 62806), (4836, 57741), (5301, 52676), (6078, 45942), (7068, 39507), (7254, 38494), (7657, 36468), (8892, 31403), (9117, 30628), (10602, 26338), (12156, 22971), (13169, 21204), (14508, 19247), (15314, 18234)]