320425794

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{653}}^1$

素因数の和:913

約数の個数: 80

約数和(自身を含む): 777728952

約数和(自身を除く): 457303158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 233, 234, 351, 466, 653, 699, 702, 1053, 1306, 1398, 1959, 2097, 2106, 3029, 3918, 4194, 5877, 6058, 6291, 8489, 9087, 11754, 12582, 16978, 17631, 18174, 18873, 25467, 27261, 35262, 37746, 50934, 52893, 54522, 76401, 81783, 105786, 152149, 152802, 163566, 229203, 245349, 304298, 456447, 458406, 490698, 687609, 912894, 1369341, 1375218, 1977937, 2738682, 3955874, 4108023, 5933811, 8216046, 11867622, 12324069, 17801433, 24648138, 35602866, 53404299, 106808598, 160212897, 320425794]

約数ペア:

[(1, 320425794), (2, 160212897), (3, 106808598), (6, 53404299), (9, 35602866), (13, 24648138), (18, 17801433), (26, 12324069), (27, 11867622), (39, 8216046), (54, 5933811), (78, 4108023), (81, 3955874), (117, 2738682), (162, 1977937), (233, 1375218), (234, 1369341), (351, 912894), (466, 687609), (653, 490698), (699, 458406), (702, 456447), (1053, 304298), (1306, 245349), (1398, 229203), (1959, 163566), (2097, 152802), (2106, 152149), (3029, 105786), (3918, 81783), (4194, 76401), (5877, 54522), (6058, 52893), (6291, 50934), (8489, 37746), (9087, 35262), (11754, 27261), (12582, 25467), (16978, 18873), (17631, 18174)]