69477760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 185068800

約数和(自身を除く): 115591040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 80, 88, 110, 128, 139, 142, 160, 176, 220, 278, 284, 320, 352, 355, 440, 556, 568, 640, 695, 704, 710, 781, 880, 1112, 1136, 1390, 1408, 1420, 1529, 1562, 1760, 2224, 2272, 2780, 2840, 3058, 3124, 3520, 3905, 4448, 4544, 5560, 5680, 6116, 6248, 7040, 7645, 7810, 8896, 9088, 9869, 11120, 11360, 12232, 12496, 15290, 15620, 17792, 19738, 22240, 22720, 24464, 24992, 30580, 31240, 39476, 44480, 45440, 48928, 49345, 49984, 61160, 62480, 78952, 88960, 97856, 98690, 99968, 108559, 122320, 124960, 157904, 195712, 197380, 217118, 244640, 249920, 315808, 394760, 434236, 489280, 499840, 542795, 631616, 789520, 868472, 978560, 1085590, 1263232, 1579040, 1736944, 2171180, 3158080, 3473888, 4342360, 6316160, 6947776, 8684720, 13895552, 17369440, 34738880, 69477760]

約数ペア:

[(1, 69477760), (2, 34738880), (4, 17369440), (5, 13895552), (8, 8684720), (10, 6947776), (11, 6316160), (16, 4342360), (20, 3473888), (22, 3158080), (32, 2171180), (40, 1736944), (44, 1579040), (55, 1263232), (64, 1085590), (71, 978560), (80, 868472), (88, 789520), (110, 631616), (128, 542795), (139, 499840), (142, 489280), (160, 434236), (176, 394760), (220, 315808), (278, 249920), (284, 244640), (320, 217118), (352, 197380), (355, 195712), (440, 157904), (556, 124960), (568, 122320), (640, 108559), (695, 99968), (704, 98690), (710, 97856), (781, 88960), (880, 78952), (1112, 62480), (1136, 61160), (1390, 49984), (1408, 49345), (1420, 48928), (1529, 45440), (1562, 44480), (1760, 39476), (2224, 31240), (2272, 30580), (2780, 24992), (2840, 24464), (3058, 22720), (3124, 22240), (3520, 19738), (3905, 17792), (4448, 15620), (4544, 15290), (5560, 12496), (5680, 12232), (6116, 11360), (6248, 11120), (7040, 9869), (7645, 9088), (7810, 8896)]