123021640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14173}}^1$

素因数の和:14222

約数の個数: 64

約数和(自身を含む): 326568960

約数和(自身を除く): 203547320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 14173, 28346, 56692, 70865, 99211, 113384, 141730, 198422, 283460, 396844, 439363, 496055, 566920, 793688, 878726, 992110, 1757452, 1984220, 2196815, 3075541, 3514904, 3968440, 4393630, 6151082, 8787260, 12302164, 15377705, 17574520, 24604328, 30755410, 61510820, 123021640]

約数ペア:

[(1, 123021640), (2, 61510820), (4, 30755410), (5, 24604328), (7, 17574520), (8, 15377705), (10, 12302164), (14, 8787260), (20, 6151082), (28, 4393630), (31, 3968440), (35, 3514904), (40, 3075541), (56, 2196815), (62, 1984220), (70, 1757452), (124, 992110), (140, 878726), (155, 793688), (217, 566920), (248, 496055), (280, 439363), (310, 396844), (434, 283460), (620, 198422), (868, 141730), (1085, 113384), (1240, 99211), (1736, 70865), (2170, 56692), (4340, 28346), (8680, 14173)]