201877120

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 509490000

約数和(自身を除く): 307612880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 73, 80, 116, 128, 145, 146, 149, 160, 232, 290, 292, 298, 320, 365, 464, 580, 584, 596, 640, 730, 745, 928, 1160, 1168, 1192, 1460, 1490, 1856, 2117, 2320, 2336, 2384, 2920, 2980, 3712, 4234, 4321, 4640, 4672, 4768, 5840, 5960, 8468, 8642, 9280, 9344, 9536, 10585, 10877, 11680, 11920, 16936, 17284, 18560, 19072, 21170, 21605, 21754, 23360, 23840, 33872, 34568, 42340, 43210, 43508, 46720, 47680, 54385, 67744, 69136, 84680, 86420, 87016, 95360, 108770, 135488, 138272, 169360, 172840, 174032, 217540, 270976, 276544, 315433, 338720, 345680, 348064, 435080, 553088, 630866, 677440, 691360, 696128, 870160, 1261732, 1354880, 1382720, 1392256, 1577165, 1740320, 2523464, 2765440, 3154330, 3480640, 5046928, 6308660, 6961280, 10093856, 12617320, 20187712, 25234640, 40375424, 50469280, 100938560, 201877120]

約数ペア:

[(1, 201877120), (2, 100938560), (4, 50469280), (5, 40375424), (8, 25234640), (10, 20187712), (16, 12617320), (20, 10093856), (29, 6961280), (32, 6308660), (40, 5046928), (58, 3480640), (64, 3154330), (73, 2765440), (80, 2523464), (116, 1740320), (128, 1577165), (145, 1392256), (146, 1382720), (149, 1354880), (160, 1261732), (232, 870160), (290, 696128), (292, 691360), (298, 677440), (320, 630866), (365, 553088), (464, 435080), (580, 348064), (584, 345680), (596, 338720), (640, 315433), (730, 276544), (745, 270976), (928, 217540), (1160, 174032), (1168, 172840), (1192, 169360), (1460, 138272), (1490, 135488), (1856, 108770), (2117, 95360), (2320, 87016), (2336, 86420), (2384, 84680), (2920, 69136), (2980, 67744), (3712, 54385), (4234, 47680), (4321, 46720), (4640, 43508), (4672, 43210), (4768, 42340), (5840, 34568), (5960, 33872), (8468, 23840), (8642, 23360), (9280, 21754), (9344, 21605), (9536, 21170), (10585, 19072), (10877, 18560), (11680, 17284), (11920, 16936)]