161789490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{5431}}^1$

素因数の和:5775

約数の個数: 48

約数和(自身を含む): 422001216

約数和(自身を除く): 260211726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 331, 662, 993, 1655, 1986, 2979, 3310, 4965, 5431, 5958, 9930, 10862, 14895, 16293, 27155, 29790, 32586, 48879, 54310, 81465, 97758, 162930, 244395, 488790, 1797661, 3595322, 5392983, 8988305, 10785966, 16178949, 17976610, 26964915, 32357898, 53929830, 80894745, 161789490]

約数ペア:

[(1, 161789490), (2, 80894745), (3, 53929830), (5, 32357898), (6, 26964915), (9, 17976610), (10, 16178949), (15, 10785966), (18, 8988305), (30, 5392983), (45, 3595322), (90, 1797661), (331, 488790), (662, 244395), (993, 162930), (1655, 97758), (1986, 81465), (2979, 54310), (3310, 48879), (4965, 32586), (5431, 29790), (5958, 27155), (9930, 16293), (10862, 14895)]