399791808

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^2\times {\mathrm{37}}^2$

素因数の和:121

約数の個数: 252

約数和(自身を含む): 1308003480

約数和(自身を除く): 908211672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 37, 39, 48, 52, 54, 64, 72, 74, 78, 96, 104, 108, 111, 117, 144, 148, 156, 169, 192, 208, 216, 222, 234, 288, 296, 312, 333, 338, 351, 416, 432, 444, 468, 481, 507, 576, 592, 624, 666, 676, 702, 832, 864, 888, 936, 962, 999, 1014, 1184, 1248, 1332, 1352, 1369, 1404, 1443, 1521, 1728, 1776, 1872, 1924, 1998, 2028, 2368, 2496, 2664, 2704, 2738, 2808, 2886, 3042, 3552, 3744, 3848, 3996, 4056, 4107, 4329, 4563, 5328, 5408, 5476, 5616, 5772, 6084, 6253, 7104, 7488, 7696, 7992, 8112, 8214, 8658, 9126, 10656, 10816, 10952, 11232, 11544, 12168, 12321, 12506, 12987, 15392, 15984, 16224, 16428, 17316, 17797, 18252, 18759, 21312, 21904, 22464, 23088, 24336, 24642, 25012, 25974, 30784, 31968, 32448, 32856, 34632, 35594, 36504, 36963, 37518, 43808, 46176, 48672, 49284, 50024, 51948, 53391, 56277, 63936, 65712, 69264, 71188, 73008, 73926, 75036, 87616, 92352, 97344, 98568, 100048, 103896, 106782, 112554, 131424, 138528, 142376, 146016, 147852, 150072, 160173, 168831, 197136, 200096, 207792, 213564, 225108, 231361, 262848, 277056, 284752, 292032, 295704, 300144, 320346, 337662, 394272, 400192, 415584, 427128, 450216, 462722, 480519, 569504, 591408, 600288, 640692, 675324, 694083, 788544, 831168, 854256, 900432, 925444, 961038, 1139008, 1182816, 1200576, 1281384, 1350648, 1388166, 1708512, 1800864, 1850888, 1922076, 2082249, 2365632, 2562768, 2701296, 2776332, 3417024, 3601728, 3701776, 3844152, 4164498, 5125536, 5402592, 5552664, 6246747, 7403552, 7688304, 8328996, 10251072, 10805184, 11105328, 12493494, 14807104, 15376608, 16657992, 22210656, 24986988, 30753216, 33315984, 44421312, 49973976, 66631968, 99947952, 133263936, 199895904, 399791808]

約数ペア:

[(1, 399791808), (2, 199895904), (3, 133263936), (4, 99947952), (6, 66631968), (8, 49973976), (9, 44421312), (12, 33315984), (13, 30753216), (16, 24986988), (18, 22210656), (24, 16657992), (26, 15376608), (27, 14807104), (32, 12493494), (36, 11105328), (37, 10805184), (39, 10251072), (48, 8328996), (52, 7688304), (54, 7403552), (64, 6246747), (72, 5552664), (74, 5402592), (78, 5125536), (96, 4164498), (104, 3844152), (108, 3701776), (111, 3601728), (117, 3417024), (144, 2776332), (148, 2701296), (156, 2562768), (169, 2365632), (192, 2082249), (208, 1922076), (216, 1850888), (222, 1800864), (234, 1708512), (288, 1388166), (296, 1350648), (312, 1281384), (333, 1200576), (338, 1182816), (351, 1139008), (416, 961038), (432, 925444), (444, 900432), (468, 854256), (481, 831168), (507, 788544), (576, 694083), (592, 675324), (624, 640692), (666, 600288), (676, 591408), (702, 569504), (832, 480519), (864, 462722), (888, 450216), (936, 427128), (962, 415584), (999, 400192), (1014, 394272), (1184, 337662), (1248, 320346), (1332, 300144), (1352, 295704), (1369, 292032), (1404, 284752), (1443, 277056), (1521, 262848), (1728, 231361), (1776, 225108), (1872, 213564), (1924, 207792), (1998, 200096), (2028, 197136), (2368, 168831), (2496, 160173), (2664, 150072), (2704, 147852), (2738, 146016), (2808, 142376), (2886, 138528), (3042, 131424), (3552, 112554), (3744, 106782), (3848, 103896), (3996, 100048), (4056, 98568), (4107, 97344), (4329, 92352), (4563, 87616), (5328, 75036), (5408, 73926), (5476, 73008), (5616, 71188), (5772, 69264), (6084, 65712), (6253, 63936), (7104, 56277), (7488, 53391), (7696, 51948), (7992, 50024), (8112, 49284), (8214, 48672), (8658, 46176), (9126, 43808), (10656, 37518), (10816, 36963), (10952, 36504), (11232, 35594), (11544, 34632), (12168, 32856), (12321, 32448), (12506, 31968), (12987, 30784), (15392, 25974), (15984, 25012), (16224, 24642), (16428, 24336), (17316, 23088), (17797, 22464), (18252, 21904), (18759, 21312)]