1117754680

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{257}}^1\times {\mathrm{317}}^1$

素因数の和:606

約数の個数: 128

約数和(自身を含む): 2953584000

約数和(自身を除く): 1835829320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 257, 280, 317, 343, 392, 490, 514, 634, 686, 980, 1028, 1268, 1285, 1372, 1585, 1715, 1799, 1960, 2056, 2219, 2536, 2570, 2744, 3170, 3430, 3598, 4438, 5140, 6340, 6860, 7196, 8876, 8995, 10280, 11095, 12593, 12680, 13720, 14392, 15533, 17752, 17990, 22190, 25186, 31066, 35980, 44380, 50372, 62132, 62965, 71960, 77665, 81469, 88151, 88760, 100744, 108731, 124264, 125930, 155330, 162938, 176302, 217462, 251860, 310660, 325876, 352604, 407345, 434924, 440755, 503720, 543655, 570283, 621320, 651752, 705208, 814690, 869848, 881510, 1087310, 1140566, 1629380, 1763020, 2174620, 2281132, 2851415, 3258760, 3526040, 3991981, 4349240, 4562264, 5702830, 7983962, 11405660, 15967924, 19959905, 22811320, 27943867, 31935848, 39919810, 55887734, 79839620, 111775468, 139719335, 159679240, 223550936, 279438670, 558877340, 1117754680]

約数ペア:

[(1, 1117754680), (2, 558877340), (4, 279438670), (5, 223550936), (7, 159679240), (8, 139719335), (10, 111775468), (14, 79839620), (20, 55887734), (28, 39919810), (35, 31935848), (40, 27943867), (49, 22811320), (56, 19959905), (70, 15967924), (98, 11405660), (140, 7983962), (196, 5702830), (245, 4562264), (257, 4349240), (280, 3991981), (317, 3526040), (343, 3258760), (392, 2851415), (490, 2281132), (514, 2174620), (634, 1763020), (686, 1629380), (980, 1140566), (1028, 1087310), (1268, 881510), (1285, 869848), (1372, 814690), (1585, 705208), (1715, 651752), (1799, 621320), (1960, 570283), (2056, 543655), (2219, 503720), (2536, 440755), (2570, 434924), (2744, 407345), (3170, 352604), (3430, 325876), (3598, 310660), (4438, 251860), (5140, 217462), (6340, 176302), (6860, 162938), (7196, 155330), (8876, 125930), (8995, 124264), (10280, 108731), (11095, 100744), (12593, 88760), (12680, 88151), (13720, 81469), (14392, 77665), (15533, 71960), (17752, 62965), (17990, 62132), (22190, 50372), (25186, 44380), (31066, 35980)]