687004480

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:656

約数の個数: 112

約数和(自身を含む): 1718340480

約数和(自身を除く): 1031336000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 269, 320, 347, 368, 460, 538, 694, 736, 920, 1076, 1345, 1388, 1472, 1735, 1840, 2152, 2690, 2776, 3470, 3680, 4304, 5380, 5552, 6187, 6940, 7360, 7981, 8608, 10760, 11104, 12374, 13880, 15962, 17216, 21520, 22208, 24748, 27760, 30935, 31924, 39905, 43040, 49496, 55520, 61870, 63848, 79810, 86080, 93343, 98992, 111040, 123740, 127696, 159620, 186686, 197984, 247480, 255392, 319240, 373372, 395968, 466715, 494960, 510784, 638480, 746744, 933430, 989920, 1276960, 1493488, 1866860, 1979840, 2146889, 2553920, 2986976, 3733720, 4293778, 5973952, 7467440, 8587556, 10734445, 14934880, 17175112, 21468890, 29869760, 34350224, 42937780, 68700448, 85875560, 137400896, 171751120, 343502240, 687004480]

約数ペア:

[(1, 687004480), (2, 343502240), (4, 171751120), (5, 137400896), (8, 85875560), (10, 68700448), (16, 42937780), (20, 34350224), (23, 29869760), (32, 21468890), (40, 17175112), (46, 14934880), (64, 10734445), (80, 8587556), (92, 7467440), (115, 5973952), (160, 4293778), (184, 3733720), (230, 2986976), (269, 2553920), (320, 2146889), (347, 1979840), (368, 1866860), (460, 1493488), (538, 1276960), (694, 989920), (736, 933430), (920, 746744), (1076, 638480), (1345, 510784), (1388, 494960), (1472, 466715), (1735, 395968), (1840, 373372), (2152, 319240), (2690, 255392), (2776, 247480), (3470, 197984), (3680, 186686), (4304, 159620), (5380, 127696), (5552, 123740), (6187, 111040), (6940, 98992), (7360, 93343), (7981, 86080), (8608, 79810), (10760, 63848), (11104, 61870), (12374, 55520), (13880, 49496), (15962, 43040), (17216, 39905), (21520, 31924), (22208, 30935), (24748, 27760)]