31384620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1543}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 96104736

約数和(自身を除く): 64720116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1543, 1695, 2034, 2260, 3086, 3390, 4068, 4629, 5085, 6172, 6780, 7715, 9258, 10170, 13887, 15430, 18516, 20340, 23145, 27774, 30860, 46290, 55548, 69435, 92580, 138870, 174359, 277740, 348718, 523077, 697436, 871795, 1046154, 1569231, 1743590, 2092308, 2615385, 3138462, 3487180, 5230770, 6276924, 7846155, 10461540, 15692310, 31384620]

約数ペア:

[(1, 31384620), (2, 15692310), (3, 10461540), (4, 7846155), (5, 6276924), (6, 5230770), (9, 3487180), (10, 3138462), (12, 2615385), (15, 2092308), (18, 1743590), (20, 1569231), (30, 1046154), (36, 871795), (45, 697436), (60, 523077), (90, 348718), (113, 277740), (180, 174359), (226, 138870), (339, 92580), (452, 69435), (565, 55548), (678, 46290), (1017, 30860), (1130, 27774), (1356, 23145), (1543, 20340), (1695, 18516), (2034, 15430), (2260, 13887), (3086, 10170), (3390, 9258), (4068, 7715), (4629, 6780), (5085, 6172)]