311925870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 866004480

約数和(自身を除く): 554078610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 67, 86, 90, 129, 134, 135, 201, 215, 258, 270, 335, 387, 401, 402, 430, 603, 645, 670, 774, 802, 1005, 1161, 1203, 1206, 1290, 1809, 1935, 2005, 2010, 2322, 2406, 2881, 3015, 3609, 3618, 3870, 4010, 5762, 5805, 6015, 6030, 7218, 8643, 9045, 10827, 11610, 12030, 14405, 17243, 17286, 18045, 18090, 21654, 25929, 26867, 28810, 34486, 36090, 43215, 51729, 51858, 53734, 54135, 77787, 80601, 86215, 86430, 103458, 108270, 129645, 134335, 155187, 155574, 161202, 172430, 241803, 258645, 259290, 268670, 310374, 388935, 403005, 465561, 483606, 517290, 725409, 775935, 777870, 806010, 931122, 1155281, 1209015, 1450818, 1551870, 2310562, 2327805, 2418030, 3465843, 3627045, 4655610, 5776405, 6931686, 7254090, 10397529, 11552810, 17329215, 20795058, 31192587, 34658430, 51987645, 62385174, 103975290, 155962935, 311925870]

約数ペア:

[(1, 311925870), (2, 155962935), (3, 103975290), (5, 62385174), (6, 51987645), (9, 34658430), (10, 31192587), (15, 20795058), (18, 17329215), (27, 11552810), (30, 10397529), (43, 7254090), (45, 6931686), (54, 5776405), (67, 4655610), (86, 3627045), (90, 3465843), (129, 2418030), (134, 2327805), (135, 2310562), (201, 1551870), (215, 1450818), (258, 1209015), (270, 1155281), (335, 931122), (387, 806010), (401, 777870), (402, 775935), (430, 725409), (603, 517290), (645, 483606), (670, 465561), (774, 403005), (802, 388935), (1005, 310374), (1161, 268670), (1203, 259290), (1206, 258645), (1290, 241803), (1809, 172430), (1935, 161202), (2005, 155574), (2010, 155187), (2322, 134335), (2406, 129645), (2881, 108270), (3015, 103458), (3609, 86430), (3618, 86215), (3870, 80601), (4010, 77787), (5762, 54135), (5805, 53734), (6015, 51858), (6030, 51729), (7218, 43215), (8643, 36090), (9045, 34486), (10827, 28810), (11610, 26867), (12030, 25929), (14405, 21654), (17243, 18090), (17286, 18045)]