147499240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16993}}^1$

素因数の和:17042

約数の個数: 64

約数和(自身を含む): 391541760

約数和(自身を除く): 244042520

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, 16993, 33986, 67972, 84965, 118951, 135944, 169930, 237902, 339860, 475804, 526783, 594755, 679720, 951608, 1053566, 1189510, 2107132, 2379020, 2633915, 3687481, 4214264, 4758040, 5267830, 7374962, 10535660, 14749924, 18437405, 21071320, 29499848, 36874810, 73749620, 147499240]

約数ペア:

[(1, 147499240), (2, 73749620), (4, 36874810), (5, 29499848), (7, 21071320), (8, 18437405), (10, 14749924), (14, 10535660), (20, 7374962), (28, 5267830), (31, 4758040), (35, 4214264), (40, 3687481), (56, 2633915), (62, 2379020), (70, 2107132), (124, 1189510), (140, 1053566), (155, 951608), (217, 679720), (248, 594755), (280, 526783), (310, 475804), (434, 339860), (620, 237902), (868, 169930), (1085, 135944), (1240, 118951), (1736, 84965), (2170, 67972), (4340, 33986), (8680, 16993)]