408070670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{1087}}^1$

素因数の和:1305

約数の個数: 64

約数和(自身を含む): 872349696

約数和(自身を除く): 464279026

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 173, 217, 310, 346, 434, 865, 1085, 1087, 1211, 1730, 2170, 2174, 2422, 5363, 5435, 6055, 7609, 10726, 10870, 12110, 15218, 26815, 33697, 37541, 38045, 53630, 67394, 75082, 76090, 168485, 187705, 188051, 235879, 336970, 375410, 376102, 471758, 940255, 1179395, 1316357, 1880510, 2358790, 2632714, 5829581, 6581785, 11659162, 13163570, 29147905, 40807067, 58295810, 81614134, 204035335, 408070670]

約数ペア:

[(1, 408070670), (2, 204035335), (5, 81614134), (7, 58295810), (10, 40807067), (14, 29147905), (31, 13163570), (35, 11659162), (62, 6581785), (70, 5829581), (155, 2632714), (173, 2358790), (217, 1880510), (310, 1316357), (346, 1179395), (434, 940255), (865, 471758), (1085, 376102), (1087, 375410), (1211, 336970), (1730, 235879), (2170, 188051), (2174, 187705), (2422, 168485), (5363, 76090), (5435, 75082), (6055, 67394), (7609, 53630), (10726, 38045), (10870, 37541), (12110, 33697), (15218, 26815)]