164881560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 516096000

約数和(自身を除く): 351214440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 155, 186, 248, 254, 310, 349, 372, 381, 465, 508, 620, 635, 698, 744, 762, 930, 1016, 1047, 1240, 1270, 1396, 1524, 1745, 1860, 1905, 2094, 2540, 2792, 3048, 3490, 3720, 3810, 3937, 4188, 5080, 5235, 6980, 7620, 7874, 8376, 10470, 10819, 11811, 13960, 15240, 15748, 19685, 20940, 21638, 23622, 31496, 32457, 39370, 41880, 43276, 44323, 47244, 54095, 59055, 64914, 78740, 86552, 88646, 94488, 108190, 118110, 129828, 132969, 157480, 162285, 177292, 216380, 221615, 236220, 259656, 265938, 324570, 354584, 432760, 443230, 472440, 531876, 649140, 664845, 886460, 1063752, 1298280, 1329690, 1374013, 1772920, 2659380, 2748026, 4122039, 5318760, 5496052, 6870065, 8244078, 10992104, 13740130, 16488156, 20610195, 27480260, 32976312, 41220390, 54960520, 82440780, 164881560]

約数ペア:

[(1, 164881560), (2, 82440780), (3, 54960520), (4, 41220390), (5, 32976312), (6, 27480260), (8, 20610195), (10, 16488156), (12, 13740130), (15, 10992104), (20, 8244078), (24, 6870065), (30, 5496052), (31, 5318760), (40, 4122039), (60, 2748026), (62, 2659380), (93, 1772920), (120, 1374013), (124, 1329690), (127, 1298280), (155, 1063752), (186, 886460), (248, 664845), (254, 649140), (310, 531876), (349, 472440), (372, 443230), (381, 432760), (465, 354584), (508, 324570), (620, 265938), (635, 259656), (698, 236220), (744, 221615), (762, 216380), (930, 177292), (1016, 162285), (1047, 157480), (1240, 132969), (1270, 129828), (1396, 118110), (1524, 108190), (1745, 94488), (1860, 88646), (1905, 86552), (2094, 78740), (2540, 64914), (2792, 59055), (3048, 54095), (3490, 47244), (3720, 44323), (3810, 43276), (3937, 41880), (4188, 39370), (5080, 32457), (5235, 31496), (6980, 23622), (7620, 21638), (7874, 20940), (8376, 19685), (10470, 15748), (10819, 15240), (11811, 13960)]