80661120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1042

約数の個数: 128

約数和(自身を含む): 263355840

約数和(自身を除く): 182694720

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, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 977, 1032, 1290, 1376, 1720, 1920, 1954, 2064, 2580, 2752, 2931, 3440, 3908, 4128, 4885, 5160, 5504, 5862, 6880, 7816, 8256, 9770, 10320, 11724, 13760, 14655, 15632, 16512, 19540, 20640, 23448, 27520, 29310, 31264, 39080, 41280, 42011, 46896, 58620, 62528, 78160, 82560, 84022, 93792, 117240, 125056, 126033, 156320, 168044, 187584, 210055, 234480, 252066, 312640, 336088, 375168, 420110, 468960, 504132, 625280, 630165, 672176, 840220, 937920, 1008264, 1260330, 1344352, 1680440, 1875840, 2016528, 2520660, 2688704, 3360880, 4033056, 5041320, 5377408, 6721760, 8066112, 10082640, 13443520, 16132224, 20165280, 26887040, 40330560, 80661120]

約数ペア:

[(1, 80661120), (2, 40330560), (3, 26887040), (4, 20165280), (5, 16132224), (6, 13443520), (8, 10082640), (10, 8066112), (12, 6721760), (15, 5377408), (16, 5041320), (20, 4033056), (24, 3360880), (30, 2688704), (32, 2520660), (40, 2016528), (43, 1875840), (48, 1680440), (60, 1344352), (64, 1260330), (80, 1008264), (86, 937920), (96, 840220), (120, 672176), (128, 630165), (129, 625280), (160, 504132), (172, 468960), (192, 420110), (215, 375168), (240, 336088), (258, 312640), (320, 252066), (344, 234480), (384, 210055), (430, 187584), (480, 168044), (516, 156320), (640, 126033), (645, 125056), (688, 117240), (860, 93792), (960, 84022), (977, 82560), (1032, 78160), (1290, 62528), (1376, 58620), (1720, 46896), (1920, 42011), (1954, 41280), (2064, 39080), (2580, 31264), (2752, 29310), (2931, 27520), (3440, 23448), (3908, 20640), (4128, 19540), (4885, 16512), (5160, 15632), (5504, 14655), (5862, 13760), (6880, 11724), (7816, 10320), (8256, 9770)]