128938880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1693}}^1$

素因数の和:1736

約数の個数: 128

約数和(自身を含む): 373222080

約数和(自身を除く): 244283200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1693, 1904, 2176, 2240, 2380, 2720, 3386, 3808, 4480, 4760, 5440, 6772, 7616, 8465, 9520, 10880, 11851, 13544, 15232, 16930, 19040, 23702, 27088, 28781, 33860, 38080, 47404, 54176, 57562, 59255, 67720, 76160, 94808, 108352, 115124, 118510, 135440, 143905, 189616, 201467, 216704, 230248, 237020, 270880, 287810, 379232, 402934, 460496, 474040, 541760, 575620, 758464, 805868, 920992, 948080, 1007335, 1083520, 1151240, 1516928, 1611736, 1841984, 1896160, 2014670, 2302480, 3223472, 3683968, 3792320, 4029340, 4604960, 6446944, 7584640, 8058680, 9209920, 12893888, 16117360, 18419840, 25787776, 32234720, 64469440, 128938880]

約数ペア:

[(1, 128938880), (2, 64469440), (4, 32234720), (5, 25787776), (7, 18419840), (8, 16117360), (10, 12893888), (14, 9209920), (16, 8058680), (17, 7584640), (20, 6446944), (28, 4604960), (32, 4029340), (34, 3792320), (35, 3683968), (40, 3223472), (56, 2302480), (64, 2014670), (68, 1896160), (70, 1841984), (80, 1611736), (85, 1516928), (112, 1151240), (119, 1083520), (128, 1007335), (136, 948080), (140, 920992), (160, 805868), (170, 758464), (224, 575620), (238, 541760), (272, 474040), (280, 460496), (320, 402934), (340, 379232), (448, 287810), (476, 270880), (544, 237020), (560, 230248), (595, 216704), (640, 201467), (680, 189616), (896, 143905), (952, 135440), (1088, 118510), (1120, 115124), (1190, 108352), (1360, 94808), (1693, 76160), (1904, 67720), (2176, 59255), (2240, 57562), (2380, 54176), (2720, 47404), (3386, 38080), (3808, 33860), (4480, 28781), (4760, 27088), (5440, 23702), (6772, 19040), (7616, 16930), (8465, 15232), (9520, 13544), (10880, 11851)]