780291246

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{1861}}^1$

素因数の和:2089

約数の個数: 64

約数和(自身を含む): 1823270400

約数和(自身を除く): 1042979154

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 149, 201, 298, 402, 447, 469, 894, 938, 1043, 1407, 1861, 2086, 2814, 3129, 3722, 5583, 6258, 9983, 11166, 13027, 19966, 26054, 29949, 39081, 59898, 69881, 78162, 124687, 139762, 209643, 249374, 277289, 374061, 419286, 554578, 748122, 831867, 872809, 1663734, 1745618, 1941023, 2618427, 3882046, 5236854, 5823069, 11646138, 18578363, 37156726, 55735089, 111470178, 130048541, 260097082, 390145623, 780291246]

約数ペア:

[(1, 780291246), (2, 390145623), (3, 260097082), (6, 130048541), (7, 111470178), (14, 55735089), (21, 37156726), (42, 18578363), (67, 11646138), (134, 5823069), (149, 5236854), (201, 3882046), (298, 2618427), (402, 1941023), (447, 1745618), (469, 1663734), (894, 872809), (938, 831867), (1043, 748122), (1407, 554578), (1861, 419286), (2086, 374061), (2814, 277289), (3129, 249374), (3722, 209643), (5583, 139762), (6258, 124687), (9983, 78162), (11166, 69881), (13027, 59898), (19966, 39081), (26054, 29949)]