156921968

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1129}}^1$

素因数の和:1234

約数の個数: 80

約数和(自身を含む): 373279680

約数和(自身を除く): 216357712

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 73, 112, 119, 136, 146, 238, 272, 292, 476, 511, 584, 952, 1022, 1129, 1168, 1241, 1904, 2044, 2258, 2482, 4088, 4516, 4964, 7903, 8176, 8687, 9032, 9928, 15806, 17374, 18064, 19193, 19856, 31612, 34748, 38386, 63224, 69496, 76772, 82417, 126448, 134351, 138992, 153544, 164834, 268702, 307088, 329668, 537404, 576919, 659336, 1074808, 1153838, 1318672, 1401089, 2149616, 2307676, 2802178, 4615352, 5604356, 9230704, 9807623, 11208712, 19615246, 22417424, 39230492, 78460984, 156921968]

約数ペア:

[(1, 156921968), (2, 78460984), (4, 39230492), (7, 22417424), (8, 19615246), (14, 11208712), (16, 9807623), (17, 9230704), (28, 5604356), (34, 4615352), (56, 2802178), (68, 2307676), (73, 2149616), (112, 1401089), (119, 1318672), (136, 1153838), (146, 1074808), (238, 659336), (272, 576919), (292, 537404), (476, 329668), (511, 307088), (584, 268702), (952, 164834), (1022, 153544), (1129, 138992), (1168, 134351), (1241, 126448), (1904, 82417), (2044, 76772), (2258, 69496), (2482, 63224), (4088, 38386), (4516, 34748), (4964, 31612), (7903, 19856), (8176, 19193), (8687, 18064), (9032, 17374), (9928, 15806)]