90961740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26597}}^1$

素因数の和:26631

約数の個数: 72

約数和(自身を含む): 290450160

約数和(自身を除く): 199488420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 26597, 53194, 79791, 106388, 132985, 159582, 239373, 265970, 319164, 398955, 478746, 505343, 531940, 797910, 957492, 1010686, 1196865, 1516029, 1595820, 2021372, 2393730, 2526715, 3032058, 4548087, 4787460, 5053430, 6064116, 7580145, 9096174, 10106860, 15160290, 18192348, 22740435, 30320580, 45480870, 90961740]

約数ペア:

[(1, 90961740), (2, 45480870), (3, 30320580), (4, 22740435), (5, 18192348), (6, 15160290), (9, 10106860), (10, 9096174), (12, 7580145), (15, 6064116), (18, 5053430), (19, 4787460), (20, 4548087), (30, 3032058), (36, 2526715), (38, 2393730), (45, 2021372), (57, 1595820), (60, 1516029), (76, 1196865), (90, 1010686), (95, 957492), (114, 797910), (171, 531940), (180, 505343), (190, 478746), (228, 398955), (285, 319164), (342, 265970), (380, 239373), (570, 159582), (684, 132985), (855, 106388), (1140, 79791), (1710, 53194), (3420, 26597)]