218211490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{787}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 477944064

約数和(自身を除く): 259732574

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 233, 238, 466, 595, 787, 1165, 1190, 1574, 1631, 2330, 3262, 3935, 3961, 5509, 7870, 7922, 8155, 11018, 13379, 16310, 19805, 26758, 27545, 27727, 39610, 55090, 55454, 66895, 93653, 133790, 138635, 183371, 187306, 277270, 366742, 468265, 916855, 936530, 1283597, 1833710, 2567194, 3117307, 6234614, 6417985, 12835970, 15586535, 21821149, 31173070, 43642298, 109105745, 218211490]

約数ペア:

[(1, 218211490), (2, 109105745), (5, 43642298), (7, 31173070), (10, 21821149), (14, 15586535), (17, 12835970), (34, 6417985), (35, 6234614), (70, 3117307), (85, 2567194), (119, 1833710), (170, 1283597), (233, 936530), (238, 916855), (466, 468265), (595, 366742), (787, 277270), (1165, 187306), (1190, 183371), (1574, 138635), (1631, 133790), (2330, 93653), (3262, 66895), (3935, 55454), (3961, 55090), (5509, 39610), (7870, 27727), (7922, 27545), (8155, 26758), (11018, 19805), (13379, 16310)]