18881407584

素因数分解:

$2^5\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:531

約数の個数: 384

約数和(自身を含む): 61749596160

約数和(自身を除く): 42868188576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 32, 36, 39, 48, 52, 54, 62, 72, 78, 93, 96, 104, 108, 117, 124, 144, 156, 186, 208, 211, 216, 234, 248, 257, 279, 288, 312, 351, 372, 403, 416, 422, 432, 468, 496, 514, 558, 624, 633, 702, 744, 771, 806, 837, 844, 864, 936, 992, 1028, 1116, 1209, 1248, 1266, 1404, 1488, 1542, 1612, 1674, 1688, 1872, 1899, 2056, 2232, 2313, 2418, 2532, 2743, 2808, 2976, 3084, 3224, 3341, 3348, 3376, 3627, 3744, 3798, 4112, 4464, 4626, 4836, 5064, 5486, 5616, 5697, 6168, 6448, 6541, 6682, 6696, 6752, 6939, 7254, 7596, 7967, 8224, 8229, 8928, 9252, 9672, 10023, 10128, 10881, 10972, 11232, 11394, 12336, 12896, 13082, 13364, 13392, 13878, 14508, 15192, 15934, 16458, 18504, 19344, 19623, 20046, 20256, 21762, 21944, 22788, 23901, 24672, 24687, 26164, 26728, 26784, 27756, 29016, 30069, 30384, 31868, 32916, 37008, 38688, 39246, 40092, 43524, 43888, 45576, 47802, 49374, 52328, 53456, 54227, 55512, 58032, 58869, 60138, 60768, 63736, 65832, 71703, 74016, 74061, 78492, 80184, 85033, 87048, 87776, 90207, 91152, 95604, 98748, 103571, 104656, 106912, 108454, 111024, 116064, 117738, 120276, 127472, 131664, 143406, 148122, 156984, 160368, 162681, 170066, 174096, 176607, 180414, 182304, 191208, 197496, 207142, 209312, 215109, 216908, 222048, 235476, 240552, 254944, 255099, 263328, 286812, 296244, 310713, 313968, 320736, 325362, 340132, 348192, 353214, 360828, 382416, 394992, 414284, 430218, 433816, 470952, 481104, 488043, 510198, 573624, 592488, 621426, 627936, 650724, 680264, 704951, 706428, 721656, 764832, 765297, 789984, 828568, 860436, 867632, 932139, 941904, 962208, 976086, 1020396, 1147248, 1184976, 1242852, 1301448, 1360528, 1409902, 1412856, 1443312, 1464129, 1530594, 1657136, 1681037, 1720872, 1735264, 1864278, 1883808, 1952172, 2040792, 2114853, 2294496, 2295891, 2369952, 2485704, 2602896, 2721056, 2796417, 2819804, 2825712, 2886624, 2928258, 3061188, 3314272, 3362074, 3441744, 3728556, 3904344, 4081584, 4229706, 4591782, 4971408, 5043111, 5205792, 5592834, 5639608, 5651424, 5856516, 6122376, 6344559, 6724148, 6883488, 7457112, 7808688, 8163168, 8459412, 9183564, 9942816, 10086222, 11185668, 11279216, 11713032, 12244752, 12689118, 13448296, 14914224, 15129333, 15617376, 16918824, 18367128, 19033677, 20172444, 21853481, 22371336, 22558432, 23426064, 24489504, 25378236, 26896592, 29828448, 30258666, 33837648, 36734256, 38067354, 40344888, 43706962, 44742672, 45387999, 46852128, 50756472, 53793184, 60517332, 65560443, 67675296, 73468512, 76134708, 80689776, 87413924, 89485344, 90775998, 101512944, 121034664, 131120886, 152269416, 161379552, 174827848, 181551996, 196681329, 203025888, 242069328, 262241772, 304538832, 349655696, 363103992, 393362658, 484138656, 524483544, 590043987, 609077664, 699311392, 726207984, 786725316, 1048967088, 1180087974, 1452415968, 1573450632, 2097934176, 2360175948, 3146901264, 4720351896, 6293802528, 9440703792, 18881407584]

約数ペア:

[(1, 18881407584), (2, 9440703792), (3, 6293802528), (4, 4720351896), (6, 3146901264), (8, 2360175948), (9, 2097934176), (12, 1573450632), (13, 1452415968), (16, 1180087974), (18, 1048967088), (24, 786725316), (26, 726207984), (27, 699311392), (31, 609077664), (32, 590043987), (36, 524483544), (39, 484138656), (48, 393362658), (52, 363103992), (54, 349655696), (62, 304538832), (72, 262241772), (78, 242069328), (93, 203025888), (96, 196681329), (104, 181551996), (108, 174827848), (117, 161379552), (124, 152269416), (144, 131120886), (156, 121034664), (186, 101512944), (208, 90775998), (211, 89485344), (216, 87413924), (234, 80689776), (248, 76134708), (257, 73468512), (279, 67675296), (288, 65560443), (312, 60517332), (351, 53793184), (372, 50756472), (403, 46852128), (416, 45387999), (422, 44742672), (432, 43706962), (468, 40344888), (496, 38067354), (514, 36734256), (558, 33837648), (624, 30258666), (633, 29828448), (702, 26896592), (744, 25378236), (771, 24489504), (806, 23426064), (837, 22558432), (844, 22371336), (864, 21853481), (936, 20172444), (992, 19033677), (1028, 18367128), (1116, 16918824), (1209, 15617376), (1248, 15129333), (1266, 14914224), (1404, 13448296), (1488, 12689118), (1542, 12244752), (1612, 11713032), (1674, 11279216), (1688, 11185668), (1872, 10086222), (1899, 9942816), (2056, 9183564), (2232, 8459412), (2313, 8163168), (2418, 7808688), (2532, 7457112), (2743, 6883488), (2808, 6724148), (2976, 6344559), (3084, 6122376), (3224, 5856516), (3341, 5651424), (3348, 5639608), (3376, 5592834), (3627, 5205792), (3744, 5043111), (3798, 4971408), (4112, 4591782), (4464, 4229706), (4626, 4081584), (4836, 3904344), (5064, 3728556), (5486, 3441744), (5616, 3362074), (5697, 3314272), (6168, 3061188), (6448, 2928258), (6541, 2886624), (6682, 2825712), (6696, 2819804), (6752, 2796417), (6939, 2721056), (7254, 2602896), (7596, 2485704), (7967, 2369952), (8224, 2295891), (8229, 2294496), (8928, 2114853), (9252, 2040792), (9672, 1952172), (10023, 1883808), (10128, 1864278), (10881, 1735264), (10972, 1720872), (11232, 1681037), (11394, 1657136), (12336, 1530594), (12896, 1464129), (13082, 1443312), (13364, 1412856), (13392, 1409902), (13878, 1360528), (14508, 1301448), (15192, 1242852), (15934, 1184976), (16458, 1147248), (18504, 1020396), (19344, 976086), (19623, 962208), (20046, 941904), (20256, 932139), (21762, 867632), (21944, 860436), (22788, 828568), (23901, 789984), (24672, 765297), (24687, 764832), (26164, 721656), (26728, 706428), (26784, 704951), (27756, 680264), (29016, 650724), (30069, 627936), (30384, 621426), (31868, 592488), (32916, 573624), (37008, 510198), (38688, 488043), (39246, 481104), (40092, 470952), (43524, 433816), (43888, 430218), (45576, 414284), (47802, 394992), (49374, 382416), (52328, 360828), (53456, 353214), (54227, 348192), (55512, 340132), (58032, 325362), (58869, 320736), (60138, 313968), (60768, 310713), (63736, 296244), (65832, 286812), (71703, 263328), (74016, 255099), (74061, 254944), (78492, 240552), (80184, 235476), (85033, 222048), (87048, 216908), (87776, 215109), (90207, 209312), (91152, 207142), (95604, 197496), (98748, 191208), (103571, 182304), (104656, 180414), (106912, 176607), (108454, 174096), (111024, 170066), (116064, 162681), (117738, 160368), (120276, 156984), (127472, 148122), (131664, 143406)]