51703920

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 200

約数和(自身を含む): 183648960

約数和(自身を除く): 131945040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 101, 108, 120, 135, 144, 158, 162, 180, 202, 216, 237, 240, 270, 303, 316, 324, 360, 395, 404, 405, 432, 474, 505, 540, 606, 632, 648, 711, 720, 790, 808, 810, 909, 948, 1010, 1080, 1185, 1212, 1264, 1296, 1422, 1515, 1580, 1616, 1620, 1818, 1896, 2020, 2133, 2160, 2370, 2424, 2727, 2844, 3030, 3160, 3240, 3555, 3636, 3792, 4040, 4266, 4545, 4740, 4848, 5454, 5688, 6060, 6320, 6399, 6480, 7110, 7272, 7979, 8080, 8181, 8532, 9090, 9480, 10665, 10908, 11376, 12120, 12798, 13635, 14220, 14544, 15958, 16362, 17064, 18180, 18960, 21330, 21816, 23937, 24240, 25596, 27270, 28440, 31916, 31995, 32724, 34128, 36360, 39895, 40905, 42660, 43632, 47874, 51192, 54540, 56880, 63832, 63990, 65448, 71811, 72720, 79790, 81810, 85320, 95748, 102384, 109080, 119685, 127664, 127980, 130896, 143622, 159580, 163620, 170640, 191496, 215433, 218160, 239370, 255960, 287244, 319160, 327240, 359055, 382992, 430866, 478740, 511920, 574488, 638320, 646299, 654480, 718110, 861732, 957480, 1077165, 1148976, 1292598, 1436220, 1723464, 1914960, 2154330, 2585196, 2872440, 3231495, 3446928, 4308660, 5170392, 5744880, 6462990, 8617320, 10340784, 12925980, 17234640, 25851960, 51703920]

約数ペア:

[(1, 51703920), (2, 25851960), (3, 17234640), (4, 12925980), (5, 10340784), (6, 8617320), (8, 6462990), (9, 5744880), (10, 5170392), (12, 4308660), (15, 3446928), (16, 3231495), (18, 2872440), (20, 2585196), (24, 2154330), (27, 1914960), (30, 1723464), (36, 1436220), (40, 1292598), (45, 1148976), (48, 1077165), (54, 957480), (60, 861732), (72, 718110), (79, 654480), (80, 646299), (81, 638320), (90, 574488), (101, 511920), (108, 478740), (120, 430866), (135, 382992), (144, 359055), (158, 327240), (162, 319160), (180, 287244), (202, 255960), (216, 239370), (237, 218160), (240, 215433), (270, 191496), (303, 170640), (316, 163620), (324, 159580), (360, 143622), (395, 130896), (404, 127980), (405, 127664), (432, 119685), (474, 109080), (505, 102384), (540, 95748), (606, 85320), (632, 81810), (648, 79790), (711, 72720), (720, 71811), (790, 65448), (808, 63990), (810, 63832), (909, 56880), (948, 54540), (1010, 51192), (1080, 47874), (1185, 43632), (1212, 42660), (1264, 40905), (1296, 39895), (1422, 36360), (1515, 34128), (1580, 32724), (1616, 31995), (1620, 31916), (1818, 28440), (1896, 27270), (2020, 25596), (2133, 24240), (2160, 23937), (2370, 21816), (2424, 21330), (2727, 18960), (2844, 18180), (3030, 17064), (3160, 16362), (3240, 15958), (3555, 14544), (3636, 14220), (3792, 13635), (4040, 12798), (4266, 12120), (4545, 11376), (4740, 10908), (4848, 10665), (5454, 9480), (5688, 9090), (6060, 8532), (6320, 8181), (6399, 8080), (6480, 7979), (7110, 7272)]