71166720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 233114112

約数和(自身を除く): 161947392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 256, 258, 320, 344, 384, 430, 431, 480, 516, 640, 645, 688, 768, 860, 862, 960, 1032, 1280, 1290, 1293, 1376, 1720, 1724, 1920, 2064, 2155, 2580, 2586, 2752, 3440, 3448, 3840, 4128, 4310, 5160, 5172, 5504, 6465, 6880, 6896, 8256, 8620, 10320, 10344, 11008, 12930, 13760, 13792, 16512, 17240, 18533, 20640, 20688, 25860, 27520, 27584, 33024, 34480, 37066, 41280, 41376, 51720, 55040, 55168, 55599, 68960, 74132, 82560, 82752, 92665, 103440, 110336, 111198, 137920, 148264, 165120, 165504, 185330, 206880, 222396, 275840, 277995, 296528, 331008, 370660, 413760, 444792, 551680, 555990, 593056, 741320, 827520, 889584, 1111980, 1186112, 1482640, 1655040, 1779168, 2223960, 2372224, 2965280, 3558336, 4447920, 4744448, 5930560, 7116672, 8895840, 11861120, 14233344, 17791680, 23722240, 35583360, 71166720]

約数ペア:

[(1, 71166720), (2, 35583360), (3, 23722240), (4, 17791680), (5, 14233344), (6, 11861120), (8, 8895840), (10, 7116672), (12, 5930560), (15, 4744448), (16, 4447920), (20, 3558336), (24, 2965280), (30, 2372224), (32, 2223960), (40, 1779168), (43, 1655040), (48, 1482640), (60, 1186112), (64, 1111980), (80, 889584), (86, 827520), (96, 741320), (120, 593056), (128, 555990), (129, 551680), (160, 444792), (172, 413760), (192, 370660), (215, 331008), (240, 296528), (256, 277995), (258, 275840), (320, 222396), (344, 206880), (384, 185330), (430, 165504), (431, 165120), (480, 148264), (516, 137920), (640, 111198), (645, 110336), (688, 103440), (768, 92665), (860, 82752), (862, 82560), (960, 74132), (1032, 68960), (1280, 55599), (1290, 55168), (1293, 55040), (1376, 51720), (1720, 41376), (1724, 41280), (1920, 37066), (2064, 34480), (2155, 33024), (2580, 27584), (2586, 27520), (2752, 25860), (3440, 20688), (3448, 20640), (3840, 18533), (4128, 17240), (4310, 16512), (5160, 13792), (5172, 13760), (5504, 12930), (6465, 11008), (6880, 10344), (6896, 10320), (8256, 8620)]