131060320

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 96

約数和(自身を含む): 320060160

約数和(自身を除く): 188999840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 83, 139, 142, 160, 166, 278, 284, 332, 355, 415, 556, 568, 664, 695, 710, 830, 1112, 1136, 1328, 1390, 1420, 1660, 2224, 2272, 2656, 2780, 2840, 3320, 4448, 5560, 5680, 5893, 6640, 9869, 11120, 11360, 11537, 11786, 13280, 19738, 22240, 23074, 23572, 29465, 39476, 46148, 47144, 49345, 57685, 58930, 78952, 92296, 94288, 98690, 115370, 117860, 157904, 184592, 188576, 197380, 230740, 235720, 315808, 369184, 394760, 461480, 471440, 789520, 819127, 922960, 942880, 1579040, 1638254, 1845920, 3276508, 4095635, 6553016, 8191270, 13106032, 16382540, 26212064, 32765080, 65530160, 131060320]

約数ペア:

[(1, 131060320), (2, 65530160), (4, 32765080), (5, 26212064), (8, 16382540), (10, 13106032), (16, 8191270), (20, 6553016), (32, 4095635), (40, 3276508), (71, 1845920), (80, 1638254), (83, 1579040), (139, 942880), (142, 922960), (160, 819127), (166, 789520), (278, 471440), (284, 461480), (332, 394760), (355, 369184), (415, 315808), (556, 235720), (568, 230740), (664, 197380), (695, 188576), (710, 184592), (830, 157904), (1112, 117860), (1136, 115370), (1328, 98690), (1390, 94288), (1420, 92296), (1660, 78952), (2224, 58930), (2272, 57685), (2656, 49345), (2780, 47144), (2840, 46148), (3320, 39476), (4448, 29465), (5560, 23572), (5680, 23074), (5893, 22240), (6640, 19738), (9869, 13280), (11120, 11786), (11360, 11537)]