181277520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2939}}^1$

素因数の和:3212

約数の個数: 80

約数和(自身を含む): 564338880

約数和(自身を除く): 383061360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 2939, 3084, 3855, 4112, 5140, 5878, 6168, 7710, 8817, 10280, 11756, 12336, 14695, 15420, 17634, 20560, 23512, 29390, 30840, 35268, 44085, 47024, 58780, 61680, 70536, 88170, 117560, 141072, 176340, 235120, 352680, 705360, 755323, 1510646, 2265969, 3021292, 3776615, 4531938, 6042584, 7553230, 9063876, 11329845, 12085168, 15106460, 18127752, 22659690, 30212920, 36255504, 45319380, 60425840, 90638760, 181277520]

約数ペア:

[(1, 181277520), (2, 90638760), (3, 60425840), (4, 45319380), (5, 36255504), (6, 30212920), (8, 22659690), (10, 18127752), (12, 15106460), (15, 12085168), (16, 11329845), (20, 9063876), (24, 7553230), (30, 6042584), (40, 4531938), (48, 3776615), (60, 3021292), (80, 2265969), (120, 1510646), (240, 755323), (257, 705360), (514, 352680), (771, 235120), (1028, 176340), (1285, 141072), (1542, 117560), (2056, 88170), (2570, 70536), (2939, 61680), (3084, 58780), (3855, 47024), (4112, 44085), (5140, 35268), (5878, 30840), (6168, 29390), (7710, 23512), (8817, 20560), (10280, 17634), (11756, 15420), (12336, 14695)]