645284360476

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1\times {\mathrm{503}}^1$

素因数の和:1076

約数の個数: 144

約数和(自身を含む): 1351677390336

約数和(自身を除く): 706393029860

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 157, 203, 314, 347, 406, 503, 628, 694, 812, 841, 1006, 1099, 1388, 1682, 2012, 2198, 2429, 3364, 3521, 4396, 4553, 4858, 5887, 7042, 9106, 9716, 10063, 11774, 14084, 14587, 18212, 20126, 23548, 29174, 31871, 40252, 54479, 58348, 63742, 70441, 78971, 102109, 108958, 127484, 132037, 140882, 157942, 174541, 204218, 217916, 264074, 281764, 291827, 315884, 349082, 381353, 408436, 423023, 528148, 552797, 583654, 698164, 762706, 846046, 924259, 1105594, 1167308, 1221787, 1525412, 1579891, 1692092, 1848518, 2042789, 2211188, 2290159, 2443574, 2961161, 3159782, 3697036, 4085578, 4580318, 4887148, 5061689, 5922322, 6319564, 8171156, 9160636, 10123378, 11059237, 11844644, 16031113, 20246756, 22118474, 27402937, 32062226, 35431823, 44236948, 45816839, 54805874, 64124452, 66414611, 70863646, 91633678, 109611748, 132829222, 141727292, 146788981, 183267356, 191820559, 265658444, 293577962, 320717873, 383641118, 464902277, 587155924, 641435746, 767282236, 794685173, 929804554, 1027522867, 1282871492, 1589370346, 1859609108, 2055045734, 3178740692, 4110091468, 5562796211, 11125592422, 22251184844, 23045870017, 46091740034, 92183480068, 161321090119, 322642180238, 645284360476]

約数ペア:

[(1, 645284360476), (2, 322642180238), (4, 161321090119), (7, 92183480068), (14, 46091740034), (28, 23045870017), (29, 22251184844), (58, 11125592422), (116, 5562796211), (157, 4110091468), (203, 3178740692), (314, 2055045734), (347, 1859609108), (406, 1589370346), (503, 1282871492), (628, 1027522867), (694, 929804554), (812, 794685173), (841, 767282236), (1006, 641435746), (1099, 587155924), (1388, 464902277), (1682, 383641118), (2012, 320717873), (2198, 293577962), (2429, 265658444), (3364, 191820559), (3521, 183267356), (4396, 146788981), (4553, 141727292), (4858, 132829222), (5887, 109611748), (7042, 91633678), (9106, 70863646), (9716, 66414611), (10063, 64124452), (11774, 54805874), (14084, 45816839), (14587, 44236948), (18212, 35431823), (20126, 32062226), (23548, 27402937), (29174, 22118474), (31871, 20246756), (40252, 16031113), (54479, 11844644), (58348, 11059237), (63742, 10123378), (70441, 9160636), (78971, 8171156), (102109, 6319564), (108958, 5922322), (127484, 5061689), (132037, 4887148), (140882, 4580318), (157942, 4085578), (174541, 3697036), (204218, 3159782), (217916, 2961161), (264074, 2443574), (281764, 2290159), (291827, 2211188), (315884, 2042789), (349082, 1848518), (381353, 1692092), (408436, 1579891), (423023, 1525412), (528148, 1221787), (552797, 1167308), (583654, 1105594), (698164, 924259), (762706, 846046)]