67151920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:718

約数の個数: 80

約数和(自身を含む): 171872928

約数和(自身を除く): 104721008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 274, 440, 548, 557, 685, 880, 1096, 1114, 1370, 1507, 2192, 2228, 2740, 2785, 3014, 4456, 5480, 5570, 6028, 6127, 7535, 8912, 10960, 11140, 12056, 12254, 15070, 22280, 24112, 24508, 30140, 30635, 44560, 49016, 60280, 61270, 76309, 98032, 120560, 122540, 152618, 245080, 305236, 381545, 490160, 610472, 763090, 839399, 1220944, 1526180, 1678798, 3052360, 3357596, 4196995, 6104720, 6715192, 8393990, 13430384, 16787980, 33575960, 67151920]

約数ペア:

[(1, 67151920), (2, 33575960), (4, 16787980), (5, 13430384), (8, 8393990), (10, 6715192), (11, 6104720), (16, 4196995), (20, 3357596), (22, 3052360), (40, 1678798), (44, 1526180), (55, 1220944), (80, 839399), (88, 763090), (110, 610472), (137, 490160), (176, 381545), (220, 305236), (274, 245080), (440, 152618), (548, 122540), (557, 120560), (685, 98032), (880, 76309), (1096, 61270), (1114, 60280), (1370, 49016), (1507, 44560), (2192, 30635), (2228, 30140), (2740, 24508), (2785, 24112), (3014, 22280), (4456, 15070), (5480, 12254), (5570, 12056), (6028, 11140), (6127, 10960), (7535, 8912)]