51704640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1417

約数の個数: 168

約数和(自身を含む): 191661288

約数和(自身を除く): 139956648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 390, 416, 468, 480, 520, 576, 585, 624, 720, 780, 832, 936, 960, 1040, 1170, 1248, 1381, 1440, 1560, 1872, 2080, 2340, 2496, 2762, 2880, 3120, 3744, 4143, 4160, 4680, 5524, 6240, 6905, 7488, 8286, 9360, 11048, 12429, 12480, 13810, 16572, 17953, 18720, 20715, 22096, 24858, 27620, 33144, 35906, 37440, 41430, 44192, 49716, 53859, 55240, 62145, 66288, 71812, 82860, 88384, 89765, 99432, 107718, 110480, 124290, 132576, 143624, 161577, 165720, 179530, 198864, 215436, 220960, 248580, 265152, 269295, 287248, 323154, 331440, 359060, 397728, 430872, 441920, 497160, 538590, 574496, 646308, 662880, 718120, 795456, 807885, 861744, 994320, 1077180, 1148992, 1292616, 1325760, 1436240, 1615770, 1723488, 1988640, 2154360, 2585232, 2872480, 3231540, 3446976, 3977280, 4308720, 5170464, 5744960, 6463080, 8617440, 10340928, 12926160, 17234880, 25852320, 51704640]

約数ペア:

[(1, 51704640), (2, 25852320), (3, 17234880), (4, 12926160), (5, 10340928), (6, 8617440), (8, 6463080), (9, 5744960), (10, 5170464), (12, 4308720), (13, 3977280), (15, 3446976), (16, 3231540), (18, 2872480), (20, 2585232), (24, 2154360), (26, 1988640), (30, 1723488), (32, 1615770), (36, 1436240), (39, 1325760), (40, 1292616), (45, 1148992), (48, 1077180), (52, 994320), (60, 861744), (64, 807885), (65, 795456), (72, 718120), (78, 662880), (80, 646308), (90, 574496), (96, 538590), (104, 497160), (117, 441920), (120, 430872), (130, 397728), (144, 359060), (156, 331440), (160, 323154), (180, 287248), (192, 269295), (195, 265152), (208, 248580), (234, 220960), (240, 215436), (260, 198864), (288, 179530), (312, 165720), (320, 161577), (360, 143624), (390, 132576), (416, 124290), (468, 110480), (480, 107718), (520, 99432), (576, 89765), (585, 88384), (624, 82860), (720, 71812), (780, 66288), (832, 62145), (936, 55240), (960, 53859), (1040, 49716), (1170, 44192), (1248, 41430), (1381, 37440), (1440, 35906), (1560, 33144), (1872, 27620), (2080, 24858), (2340, 22096), (2496, 20715), (2762, 18720), (2880, 17953), (3120, 16572), (3744, 13810), (4143, 12480), (4160, 12429), (4680, 11048), (5524, 9360), (6240, 8286), (6905, 7488)]