31328220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6781}}^1$

素因数の和:6811

約数の個数: 96

約数和(自身を含む): 109380096

約数和(自身を除く): 78051876

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6781, 13562, 20343, 27124, 33905, 40686, 47467, 67810, 74591, 81372, 94934, 101715, 135620, 142401, 149182, 189868, 203430, 223773, 237335, 284802, 298364, 372955, 406860, 447546, 474670, 522137, 569604, 712005, 745910, 895092, 949340, 1044274, 1118865, 1424010, 1491820, 1566411, 2088548, 2237730, 2610685, 2848020, 3132822, 4475460, 5221370, 6265644, 7832055, 10442740, 15664110, 31328220]

約数ペア:

[(1, 31328220), (2, 15664110), (3, 10442740), (4, 7832055), (5, 6265644), (6, 5221370), (7, 4475460), (10, 3132822), (11, 2848020), (12, 2610685), (14, 2237730), (15, 2088548), (20, 1566411), (21, 1491820), (22, 1424010), (28, 1118865), (30, 1044274), (33, 949340), (35, 895092), (42, 745910), (44, 712005), (55, 569604), (60, 522137), (66, 474670), (70, 447546), (77, 406860), (84, 372955), (105, 298364), (110, 284802), (132, 237335), (140, 223773), (154, 203430), (165, 189868), (210, 149182), (220, 142401), (231, 135620), (308, 101715), (330, 94934), (385, 81372), (420, 74591), (462, 67810), (660, 47467), (770, 40686), (924, 33905), (1155, 27124), (1540, 20343), (2310, 13562), (4620, 6781)]