161371740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{859}}^1$

素因数の和:1003

約数の個数: 96

約数和(自身を含む): 471582720

約数和(自身を除く): 310210980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 101, 124, 155, 186, 202, 303, 310, 372, 404, 465, 505, 606, 620, 859, 930, 1010, 1212, 1515, 1718, 1860, 2020, 2577, 3030, 3131, 3436, 4295, 5154, 6060, 6262, 8590, 9393, 10308, 12524, 12885, 15655, 17180, 18786, 25770, 26629, 31310, 37572, 46965, 51540, 53258, 62620, 79887, 86759, 93930, 106516, 133145, 159774, 173518, 187860, 260277, 266290, 319548, 347036, 399435, 433795, 520554, 532580, 798870, 867590, 1041108, 1301385, 1597740, 1735180, 2602770, 2689529, 5205540, 5379058, 8068587, 10758116, 13447645, 16137174, 26895290, 32274348, 40342935, 53790580, 80685870, 161371740]

約数ペア:

[(1, 161371740), (2, 80685870), (3, 53790580), (4, 40342935), (5, 32274348), (6, 26895290), (10, 16137174), (12, 13447645), (15, 10758116), (20, 8068587), (30, 5379058), (31, 5205540), (60, 2689529), (62, 2602770), (93, 1735180), (101, 1597740), (124, 1301385), (155, 1041108), (186, 867590), (202, 798870), (303, 532580), (310, 520554), (372, 433795), (404, 399435), (465, 347036), (505, 319548), (606, 266290), (620, 260277), (859, 187860), (930, 173518), (1010, 159774), (1212, 133145), (1515, 106516), (1718, 93930), (1860, 86759), (2020, 79887), (2577, 62620), (3030, 53258), (3131, 51540), (3436, 46965), (4295, 37572), (5154, 31310), (6060, 26629), (6262, 25770), (8590, 18786), (9393, 17180), (10308, 15655), (12524, 12885)]