205391628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{709}}^1$

素因数の和:1351

約数の個数: 72

約数和(自身を含む): 560814800

約数和(自身を除く): 355423172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 619, 709, 1238, 1418, 1857, 2127, 2476, 2836, 3714, 4254, 5571, 6381, 7428, 8047, 8508, 9217, 11142, 12762, 16094, 18434, 22284, 24141, 25524, 27651, 32188, 36868, 48282, 55302, 72423, 82953, 96564, 110604, 144846, 165906, 289692, 331812, 438871, 877742, 1316613, 1755484, 2633226, 3949839, 5266452, 5705323, 7899678, 11410646, 15799356, 17115969, 22821292, 34231938, 51347907, 68463876, 102695814, 205391628]

約数ペア:

[(1, 205391628), (2, 102695814), (3, 68463876), (4, 51347907), (6, 34231938), (9, 22821292), (12, 17115969), (13, 15799356), (18, 11410646), (26, 7899678), (36, 5705323), (39, 5266452), (52, 3949839), (78, 2633226), (117, 1755484), (156, 1316613), (234, 877742), (468, 438871), (619, 331812), (709, 289692), (1238, 165906), (1418, 144846), (1857, 110604), (2127, 96564), (2476, 82953), (2836, 72423), (3714, 55302), (4254, 48282), (5571, 36868), (6381, 32188), (7428, 27651), (8047, 25524), (8508, 24141), (9217, 22284), (11142, 18434), (12762, 16094)]