263846640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 854945280

約数和(自身を除く): 591098640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 167, 174, 227, 232, 240, 290, 334, 348, 435, 454, 464, 501, 580, 668, 681, 696, 835, 870, 908, 1002, 1135, 1160, 1336, 1362, 1392, 1670, 1740, 1816, 2004, 2270, 2320, 2505, 2672, 2724, 3340, 3405, 3480, 3632, 4008, 4540, 4843, 5010, 5448, 6583, 6680, 6810, 6960, 8016, 9080, 9686, 10020, 10896, 13166, 13360, 13620, 14529, 18160, 19372, 19749, 20040, 24215, 26332, 27240, 29058, 32915, 37909, 38744, 39498, 40080, 48430, 52664, 54480, 58116, 65830, 72645, 75818, 77488, 78996, 96860, 98745, 105328, 113727, 116232, 131660, 145290, 151636, 157992, 189545, 193720, 197490, 227454, 232464, 263320, 290580, 303272, 315984, 379090, 387440, 394980, 454908, 526640, 568635, 581160, 606544, 758180, 789960, 909816, 1099361, 1137270, 1162320, 1516360, 1579920, 1819632, 2198722, 2274540, 3032720, 3298083, 4397444, 4549080, 5496805, 6596166, 8794888, 9098160, 10993610, 13192332, 16490415, 17589776, 21987220, 26384664, 32980830, 43974440, 52769328, 65961660, 87948880, 131923320, 263846640]

約数ペア:

[(1, 263846640), (2, 131923320), (3, 87948880), (4, 65961660), (5, 52769328), (6, 43974440), (8, 32980830), (10, 26384664), (12, 21987220), (15, 17589776), (16, 16490415), (20, 13192332), (24, 10993610), (29, 9098160), (30, 8794888), (40, 6596166), (48, 5496805), (58, 4549080), (60, 4397444), (80, 3298083), (87, 3032720), (116, 2274540), (120, 2198722), (145, 1819632), (167, 1579920), (174, 1516360), (227, 1162320), (232, 1137270), (240, 1099361), (290, 909816), (334, 789960), (348, 758180), (435, 606544), (454, 581160), (464, 568635), (501, 526640), (580, 454908), (668, 394980), (681, 387440), (696, 379090), (835, 315984), (870, 303272), (908, 290580), (1002, 263320), (1135, 232464), (1160, 227454), (1336, 197490), (1362, 193720), (1392, 189545), (1670, 157992), (1740, 151636), (1816, 145290), (2004, 131660), (2270, 116232), (2320, 113727), (2505, 105328), (2672, 98745), (2724, 96860), (3340, 78996), (3405, 77488), (3480, 75818), (3632, 72645), (4008, 65830), (4540, 58116), (4843, 54480), (5010, 52664), (5448, 48430), (6583, 40080), (6680, 39498), (6810, 38744), (6960, 37909), (8016, 32915), (9080, 29058), (9686, 27240), (10020, 26332), (10896, 24215), (13166, 20040), (13360, 19749), (13620, 19372), (14529, 18160)]