78568620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 238436352

約数和(自身を除く): 159867732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 263, 383, 390, 526, 766, 780, 789, 1052, 1149, 1315, 1532, 1578, 1915, 2298, 2630, 3156, 3419, 3830, 3945, 4596, 4979, 5260, 5745, 6838, 7660, 7890, 9958, 10257, 11490, 13676, 14937, 15780, 17095, 19916, 20514, 22980, 24895, 29874, 34190, 41028, 49790, 51285, 59748, 68380, 74685, 99580, 100729, 102570, 149370, 201458, 205140, 298740, 302187, 402916, 503645, 604374, 1007290, 1208748, 1309477, 1510935, 2014580, 2618954, 3021870, 3928431, 5237908, 6043740, 6547385, 7856862, 13094770, 15713724, 19642155, 26189540, 39284310, 78568620]

約数ペア:

[(1, 78568620), (2, 39284310), (3, 26189540), (4, 19642155), (5, 15713724), (6, 13094770), (10, 7856862), (12, 6547385), (13, 6043740), (15, 5237908), (20, 3928431), (26, 3021870), (30, 2618954), (39, 2014580), (52, 1510935), (60, 1309477), (65, 1208748), (78, 1007290), (130, 604374), (156, 503645), (195, 402916), (260, 302187), (263, 298740), (383, 205140), (390, 201458), (526, 149370), (766, 102570), (780, 100729), (789, 99580), (1052, 74685), (1149, 68380), (1315, 59748), (1532, 51285), (1578, 49790), (1915, 41028), (2298, 34190), (2630, 29874), (3156, 24895), (3419, 22980), (3830, 20514), (3945, 19916), (4596, 17095), (4979, 15780), (5260, 14937), (5745, 13676), (6838, 11490), (7660, 10257), (7890, 9958)]