1666234920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{15619}}^1$

素因数の和:15767

約数の個数: 128

約数和(自身を含む): 5758156800

約数和(自身を除く): 4091921880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 381, 420, 508, 635, 762, 840, 889, 1016, 1270, 1524, 1778, 1905, 2540, 2667, 3048, 3556, 3810, 4445, 5080, 5334, 7112, 7620, 8890, 10668, 13335, 15240, 15619, 17780, 21336, 26670, 31238, 35560, 46857, 53340, 62476, 78095, 93714, 106680, 109333, 124952, 156190, 187428, 218666, 234285, 312380, 327999, 374856, 437332, 468570, 546665, 624760, 655998, 874664, 937140, 1093330, 1311996, 1639995, 1874280, 1983613, 2186660, 2623992, 3279990, 3967226, 4373320, 5950839, 6559980, 7934452, 9918065, 11901678, 13119960, 13885291, 15868904, 19836130, 23803356, 27770582, 29754195, 39672260, 41655873, 47606712, 55541164, 59508390, 69426455, 79344520, 83311746, 111082328, 119016780, 138852910, 166623492, 208279365, 238033560, 277705820, 333246984, 416558730, 555411640, 833117460, 1666234920]

約数ペア:

[(1, 1666234920), (2, 833117460), (3, 555411640), (4, 416558730), (5, 333246984), (6, 277705820), (7, 238033560), (8, 208279365), (10, 166623492), (12, 138852910), (14, 119016780), (15, 111082328), (20, 83311746), (21, 79344520), (24, 69426455), (28, 59508390), (30, 55541164), (35, 47606712), (40, 41655873), (42, 39672260), (56, 29754195), (60, 27770582), (70, 23803356), (84, 19836130), (105, 15868904), (120, 13885291), (127, 13119960), (140, 11901678), (168, 9918065), (210, 7934452), (254, 6559980), (280, 5950839), (381, 4373320), (420, 3967226), (508, 3279990), (635, 2623992), (762, 2186660), (840, 1983613), (889, 1874280), (1016, 1639995), (1270, 1311996), (1524, 1093330), (1778, 937140), (1905, 874664), (2540, 655998), (2667, 624760), (3048, 546665), (3556, 468570), (3810, 437332), (4445, 374856), (5080, 327999), (5334, 312380), (7112, 234285), (7620, 218666), (8890, 187428), (10668, 156190), (13335, 124952), (15240, 109333), (15619, 106680), (17780, 93714), (21336, 78095), (26670, 62476), (31238, 53340), (35560, 46857)]