80123520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1439}}^1$

素因数の和:1490

約数の個数: 128

約数和(自身を含む): 264384000

約数和(自身を除く): 184260480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 290, 320, 348, 384, 435, 464, 480, 580, 640, 696, 870, 928, 960, 1160, 1392, 1439, 1740, 1856, 1920, 2320, 2784, 2878, 3480, 3712, 4317, 4640, 5568, 5756, 6960, 7195, 8634, 9280, 11136, 11512, 13920, 14390, 17268, 18560, 21585, 23024, 27840, 28780, 34536, 41731, 43170, 46048, 55680, 57560, 69072, 83462, 86340, 92096, 115120, 125193, 138144, 166924, 172680, 184192, 208655, 230240, 250386, 276288, 333848, 345360, 417310, 460480, 500772, 552576, 625965, 667696, 690720, 834620, 920960, 1001544, 1251930, 1335392, 1381440, 1669240, 2003088, 2503860, 2670784, 2762880, 3338480, 4006176, 5007720, 5341568, 6676960, 8012352, 10015440, 13353920, 16024704, 20030880, 26707840, 40061760, 80123520]

約数ペア:

[(1, 80123520), (2, 40061760), (3, 26707840), (4, 20030880), (5, 16024704), (6, 13353920), (8, 10015440), (10, 8012352), (12, 6676960), (15, 5341568), (16, 5007720), (20, 4006176), (24, 3338480), (29, 2762880), (30, 2670784), (32, 2503860), (40, 2003088), (48, 1669240), (58, 1381440), (60, 1335392), (64, 1251930), (80, 1001544), (87, 920960), (96, 834620), (116, 690720), (120, 667696), (128, 625965), (145, 552576), (160, 500772), (174, 460480), (192, 417310), (232, 345360), (240, 333848), (290, 276288), (320, 250386), (348, 230240), (384, 208655), (435, 184192), (464, 172680), (480, 166924), (580, 138144), (640, 125193), (696, 115120), (870, 92096), (928, 86340), (960, 83462), (1160, 69072), (1392, 57560), (1439, 55680), (1740, 46048), (1856, 43170), (1920, 41731), (2320, 34536), (2784, 28780), (2878, 27840), (3480, 23024), (3712, 21585), (4317, 18560), (4640, 17268), (5568, 14390), (5756, 13920), (6960, 11512), (7195, 11136), (8634, 9280)]