1245597720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{523}}^1$

素因数の和:849

約数の個数: 128

約数和(自身を含む): 3802982400

約数和(自身を除く): 2557384680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 223, 267, 356, 445, 446, 523, 534, 669, 712, 890, 892, 1046, 1068, 1115, 1335, 1338, 1569, 1780, 1784, 2092, 2136, 2230, 2615, 2670, 2676, 3138, 3345, 3560, 4184, 4460, 5230, 5340, 5352, 6276, 6690, 7845, 8920, 10460, 10680, 12552, 13380, 15690, 19847, 20920, 26760, 31380, 39694, 46547, 59541, 62760, 79388, 93094, 99235, 116629, 119082, 139641, 158776, 186188, 198470, 232735, 233258, 238164, 279282, 297705, 349887, 372376, 396940, 465470, 466516, 476328, 558564, 583145, 595410, 698205, 699774, 793880, 930940, 933032, 1117128, 1166290, 1190820, 1396410, 1399548, 1749435, 1861880, 2332580, 2381640, 2792820, 2799096, 3498870, 4665160, 5585640, 6997740, 10379981, 13995480, 20759962, 31139943, 41519924, 51899905, 62279886, 83039848, 103799810, 124559772, 155699715, 207599620, 249119544, 311399430, 415199240, 622798860, 1245597720]

約数ペア:

[(1, 1245597720), (2, 622798860), (3, 415199240), (4, 311399430), (5, 249119544), (6, 207599620), (8, 155699715), (10, 124559772), (12, 103799810), (15, 83039848), (20, 62279886), (24, 51899905), (30, 41519924), (40, 31139943), (60, 20759962), (89, 13995480), (120, 10379981), (178, 6997740), (223, 5585640), (267, 4665160), (356, 3498870), (445, 2799096), (446, 2792820), (523, 2381640), (534, 2332580), (669, 1861880), (712, 1749435), (890, 1399548), (892, 1396410), (1046, 1190820), (1068, 1166290), (1115, 1117128), (1335, 933032), (1338, 930940), (1569, 793880), (1780, 699774), (1784, 698205), (2092, 595410), (2136, 583145), (2230, 558564), (2615, 476328), (2670, 466516), (2676, 465470), (3138, 396940), (3345, 372376), (3560, 349887), (4184, 297705), (4460, 279282), (5230, 238164), (5340, 233258), (5352, 232735), (6276, 198470), (6690, 186188), (7845, 158776), (8920, 139641), (10460, 119082), (10680, 116629), (12552, 99235), (13380, 93094), (15690, 79388), (19847, 62760), (20920, 59541), (26760, 46547), (31380, 39694)]