311659920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1055

約数の個数: 320

約数和(自身を含む): 1262419200

約数和(自身を除く): 950759280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 144, 156, 165, 176, 180, 195, 198, 208, 216, 220, 234, 240, 260, 264, 270, 286, 297, 312, 330, 351, 360, 390, 396, 429, 432, 440, 468, 495, 520, 528, 540, 572, 585, 594, 624, 660, 702, 715, 720, 780, 792, 858, 880, 936, 990, 1009, 1040, 1080, 1144, 1170, 1188, 1287, 1320, 1404, 1430, 1485, 1560, 1584, 1716, 1755, 1872, 1980, 2018, 2145, 2160, 2288, 2340, 2376, 2574, 2640, 2808, 2860, 2970, 3027, 3120, 3432, 3510, 3861, 3960, 4036, 4290, 4680, 4752, 5045, 5148, 5616, 5720, 5940, 6054, 6435, 6864, 7020, 7722, 7920, 8072, 8580, 9081, 9360, 10090, 10296, 11099, 11440, 11880, 12108, 12870, 13117, 14040, 15135, 15444, 16144, 17160, 18162, 19305, 20180, 20592, 22198, 23760, 24216, 25740, 26234, 27243, 28080, 30270, 30888, 33297, 34320, 36324, 38610, 39351, 40360, 44396, 45405, 48432, 51480, 52468, 54486, 55495, 60540, 61776, 65585, 66594, 72648, 77220, 78702, 80720, 88792, 90810, 99891, 102960, 104936, 108972, 110990, 118053, 121080, 131170, 133188, 136215, 144287, 145296, 154440, 157404, 166485, 177584, 181620, 196755, 199782, 209872, 217944, 221980, 236106, 242160, 262340, 266376, 272430, 288574, 299673, 308880, 314808, 332970, 354159, 363240, 393510, 399564, 432861, 435888, 443960, 472212, 499455, 524680, 532752, 544860, 577148, 590265, 599346, 629616, 665940, 708318, 721435, 726480, 787020, 799128, 865722, 887920, 944424, 998910, 1049360, 1089720, 1154296, 1180530, 1198692, 1298583, 1331880, 1416636, 1442870, 1498365, 1574040, 1598256, 1731444, 1770795, 1888848, 1997820, 2164305, 2179440, 2308592, 2361060, 2397384, 2597166, 2663760, 2833272, 2885740, 2996730, 3148080, 3462888, 3541590, 3895749, 3995640, 4328610, 4722120, 4794768, 5194332, 5666544, 5771480, 5993460, 6492915, 6925776, 7083180, 7791498, 7991280, 8657220, 9444240, 10388664, 11542960, 11986920, 12985830, 14166360, 15582996, 17314440, 19478745, 20777328, 23973840, 25971660, 28332720, 31165992, 34628880, 38957490, 51943320, 62331984, 77914980, 103886640, 155829960, 311659920]

約数ペア:

[(1, 311659920), (2, 155829960), (3, 103886640), (4, 77914980), (5, 62331984), (6, 51943320), (8, 38957490), (9, 34628880), (10, 31165992), (11, 28332720), (12, 25971660), (13, 23973840), (15, 20777328), (16, 19478745), (18, 17314440), (20, 15582996), (22, 14166360), (24, 12985830), (26, 11986920), (27, 11542960), (30, 10388664), (33, 9444240), (36, 8657220), (39, 7991280), (40, 7791498), (44, 7083180), (45, 6925776), (48, 6492915), (52, 5993460), (54, 5771480), (55, 5666544), (60, 5194332), (65, 4794768), (66, 4722120), (72, 4328610), (78, 3995640), (80, 3895749), (88, 3541590), (90, 3462888), (99, 3148080), (104, 2996730), (108, 2885740), (110, 2833272), (117, 2663760), (120, 2597166), (130, 2397384), (132, 2361060), (135, 2308592), (143, 2179440), (144, 2164305), (156, 1997820), (165, 1888848), (176, 1770795), (180, 1731444), (195, 1598256), (198, 1574040), (208, 1498365), (216, 1442870), (220, 1416636), (234, 1331880), (240, 1298583), (260, 1198692), (264, 1180530), (270, 1154296), (286, 1089720), (297, 1049360), (312, 998910), (330, 944424), (351, 887920), (360, 865722), (390, 799128), (396, 787020), (429, 726480), (432, 721435), (440, 708318), (468, 665940), (495, 629616), (520, 599346), (528, 590265), (540, 577148), (572, 544860), (585, 532752), (594, 524680), (624, 499455), (660, 472212), (702, 443960), (715, 435888), (720, 432861), (780, 399564), (792, 393510), (858, 363240), (880, 354159), (936, 332970), (990, 314808), (1009, 308880), (1040, 299673), (1080, 288574), (1144, 272430), (1170, 266376), (1188, 262340), (1287, 242160), (1320, 236106), (1404, 221980), (1430, 217944), (1485, 209872), (1560, 199782), (1584, 196755), (1716, 181620), (1755, 177584), (1872, 166485), (1980, 157404), (2018, 154440), (2145, 145296), (2160, 144287), (2288, 136215), (2340, 133188), (2376, 131170), (2574, 121080), (2640, 118053), (2808, 110990), (2860, 108972), (2970, 104936), (3027, 102960), (3120, 99891), (3432, 90810), (3510, 88792), (3861, 80720), (3960, 78702), (4036, 77220), (4290, 72648), (4680, 66594), (4752, 65585), (5045, 61776), (5148, 60540), (5616, 55495), (5720, 54486), (5940, 52468), (6054, 51480), (6435, 48432), (6864, 45405), (7020, 44396), (7722, 40360), (7920, 39351), (8072, 38610), (8580, 36324), (9081, 34320), (9360, 33297), (10090, 30888), (10296, 30270), (11099, 28080), (11440, 27243), (11880, 26234), (12108, 25740), (12870, 24216), (13117, 23760), (14040, 22198), (15135, 20592), (15444, 20180), (16144, 19305), (17160, 18162)]