259986528

素因数分解:

$2^5\times 3^2\times {\mathrm{383}}^1\times {\mathrm{2357}}^1$

素因数の和:2756

約数の個数: 72

約数和(自身を含む): 741581568

約数和(自身を除く): 481595040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 383, 766, 1149, 1532, 2298, 2357, 3064, 3447, 4596, 4714, 6128, 6894, 7071, 9192, 9428, 12256, 13788, 14142, 18384, 18856, 21213, 27576, 28284, 36768, 37712, 42426, 55152, 56568, 75424, 84852, 110304, 113136, 169704, 226272, 339408, 678816, 902731, 1805462, 2708193, 3610924, 5416386, 7221848, 8124579, 10832772, 14443696, 16249158, 21665544, 28887392, 32498316, 43331088, 64996632, 86662176, 129993264, 259986528]

約数ペア:

[(1, 259986528), (2, 129993264), (3, 86662176), (4, 64996632), (6, 43331088), (8, 32498316), (9, 28887392), (12, 21665544), (16, 16249158), (18, 14443696), (24, 10832772), (32, 8124579), (36, 7221848), (48, 5416386), (72, 3610924), (96, 2708193), (144, 1805462), (288, 902731), (383, 678816), (766, 339408), (1149, 226272), (1532, 169704), (2298, 113136), (2357, 110304), (3064, 84852), (3447, 75424), (4596, 56568), (4714, 55152), (6128, 42426), (6894, 37712), (7071, 36768), (9192, 28284), (9428, 27576), (12256, 21213), (13788, 18856), (14142, 18384)]