68942760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 218972160

約数和(自身を除く): 150029400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 431, 465, 516, 620, 645, 744, 860, 862, 930, 1032, 1240, 1290, 1293, 1333, 1720, 1724, 1860, 2155, 2580, 2586, 2666, 3448, 3720, 3999, 4310, 5160, 5172, 5332, 6465, 6665, 7998, 8620, 10344, 10664, 12930, 13330, 13361, 15996, 17240, 18533, 19995, 25860, 26660, 26722, 31992, 37066, 39990, 40083, 51720, 53320, 53444, 55599, 66805, 74132, 79980, 80166, 92665, 106888, 111198, 133610, 148264, 159960, 160332, 185330, 200415, 222396, 267220, 277995, 320664, 370660, 400830, 444792, 534440, 555990, 574523, 741320, 801660, 1111980, 1149046, 1603320, 1723569, 2223960, 2298092, 2872615, 3447138, 4596184, 5745230, 6894276, 8617845, 11490460, 13788552, 17235690, 22980920, 34471380, 68942760]

約数ペア:

[(1, 68942760), (2, 34471380), (3, 22980920), (4, 17235690), (5, 13788552), (6, 11490460), (8, 8617845), (10, 6894276), (12, 5745230), (15, 4596184), (20, 3447138), (24, 2872615), (30, 2298092), (31, 2223960), (40, 1723569), (43, 1603320), (60, 1149046), (62, 1111980), (86, 801660), (93, 741320), (120, 574523), (124, 555990), (129, 534440), (155, 444792), (172, 400830), (186, 370660), (215, 320664), (248, 277995), (258, 267220), (310, 222396), (344, 200415), (372, 185330), (430, 160332), (431, 159960), (465, 148264), (516, 133610), (620, 111198), (645, 106888), (744, 92665), (860, 80166), (862, 79980), (930, 74132), (1032, 66805), (1240, 55599), (1290, 53444), (1293, 53320), (1333, 51720), (1720, 40083), (1724, 39990), (1860, 37066), (2155, 31992), (2580, 26722), (2586, 26660), (2666, 25860), (3448, 19995), (3720, 18533), (3999, 17240), (4310, 15996), (5160, 13361), (5172, 13330), (5332, 12930), (6465, 10664), (6665, 10344), (7998, 8620)]