80315520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:790

約数の個数: 128

約数和(自身を含む): 260712000

約数和(自身を除く): 180396480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 295, 320, 354, 384, 472, 480, 590, 640, 708, 709, 885, 944, 960, 1180, 1416, 1418, 1770, 1888, 1920, 2127, 2360, 2832, 2836, 3540, 3545, 3776, 4254, 4720, 5664, 5672, 7080, 7090, 7552, 8508, 9440, 10635, 11328, 11344, 14160, 14180, 17016, 18880, 21270, 22656, 22688, 28320, 28360, 34032, 37760, 41831, 42540, 45376, 56640, 56720, 68064, 83662, 85080, 90752, 113280, 113440, 125493, 136128, 167324, 170160, 209155, 226880, 250986, 272256, 334648, 340320, 418310, 453760, 501972, 627465, 669296, 680640, 836620, 1003944, 1254930, 1338592, 1361280, 1673240, 2007888, 2509860, 2677184, 3346480, 4015776, 5019720, 5354368, 6692960, 8031552, 10039440, 13385920, 16063104, 20078880, 26771840, 40157760, 80315520]

約数ペア:

[(1, 80315520), (2, 40157760), (3, 26771840), (4, 20078880), (5, 16063104), (6, 13385920), (8, 10039440), (10, 8031552), (12, 6692960), (15, 5354368), (16, 5019720), (20, 4015776), (24, 3346480), (30, 2677184), (32, 2509860), (40, 2007888), (48, 1673240), (59, 1361280), (60, 1338592), (64, 1254930), (80, 1003944), (96, 836620), (118, 680640), (120, 669296), (128, 627465), (160, 501972), (177, 453760), (192, 418310), (236, 340320), (240, 334648), (295, 272256), (320, 250986), (354, 226880), (384, 209155), (472, 170160), (480, 167324), (590, 136128), (640, 125493), (708, 113440), (709, 113280), (885, 90752), (944, 85080), (960, 83662), (1180, 68064), (1416, 56720), (1418, 56640), (1770, 45376), (1888, 42540), (1920, 41831), (2127, 37760), (2360, 34032), (2832, 28360), (2836, 28320), (3540, 22688), (3545, 22656), (3776, 21270), (4254, 18880), (4720, 17016), (5664, 14180), (5672, 14160), (7080, 11344), (7090, 11328), (7552, 10635), (8508, 9440)]