155215970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{607}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 345655296

約数和(自身を除く): 190439326

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 281, 455, 562, 607, 910, 1214, 1405, 1967, 2810, 3035, 3653, 3934, 4249, 6070, 7306, 7891, 8498, 9835, 15782, 18265, 19670, 21245, 25571, 36530, 39455, 42490, 51142, 55237, 78910, 110474, 127855, 170567, 255710, 276185, 341134, 552370, 852835, 1193969, 1705670, 2217371, 2387938, 4434742, 5969845, 11086855, 11939690, 15521597, 22173710, 31043194, 77607985, 155215970]

約数ペア:

[(1, 155215970), (2, 77607985), (5, 31043194), (7, 22173710), (10, 15521597), (13, 11939690), (14, 11086855), (26, 5969845), (35, 4434742), (65, 2387938), (70, 2217371), (91, 1705670), (130, 1193969), (182, 852835), (281, 552370), (455, 341134), (562, 276185), (607, 255710), (910, 170567), (1214, 127855), (1405, 110474), (1967, 78910), (2810, 55237), (3035, 51142), (3653, 42490), (3934, 39455), (4249, 36530), (6070, 25571), (7306, 21245), (7891, 19670), (8498, 18265), (9835, 15782)]