454715440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1013}}^1$

素因数の和:1238

約数の個数: 80

約数和(自身を含む): 1098429696

約数和(自身を除く): 643714256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 181, 248, 310, 362, 496, 620, 724, 905, 1013, 1240, 1448, 1810, 2026, 2480, 2896, 3620, 4052, 5065, 5611, 7240, 8104, 10130, 11222, 14480, 16208, 20260, 22444, 28055, 31403, 40520, 44888, 56110, 62806, 81040, 89776, 112220, 125612, 157015, 183353, 224440, 251224, 314030, 366706, 448880, 502448, 628060, 733412, 916765, 1256120, 1466824, 1833530, 2512240, 2933648, 3667060, 5683943, 7334120, 11367886, 14668240, 22735772, 28419715, 45471544, 56839430, 90943088, 113678860, 227357720, 454715440]

約数ペア:

[(1, 454715440), (2, 227357720), (4, 113678860), (5, 90943088), (8, 56839430), (10, 45471544), (16, 28419715), (20, 22735772), (31, 14668240), (40, 11367886), (62, 7334120), (80, 5683943), (124, 3667060), (155, 2933648), (181, 2512240), (248, 1833530), (310, 1466824), (362, 1256120), (496, 916765), (620, 733412), (724, 628060), (905, 502448), (1013, 448880), (1240, 366706), (1448, 314030), (1810, 251224), (2026, 224440), (2480, 183353), (2896, 157015), (3620, 125612), (4052, 112220), (5065, 89776), (5611, 81040), (7240, 62806), (8104, 56110), (10130, 44888), (11222, 40520), (14480, 31403), (16208, 28055), (20260, 22444)]