81479328

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 261999360

約数和(自身を除く): 180520032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 37, 42, 48, 56, 58, 74, 84, 87, 96, 111, 112, 113, 116, 148, 168, 174, 203, 222, 224, 226, 232, 259, 296, 336, 339, 348, 406, 444, 452, 464, 518, 592, 609, 672, 678, 696, 777, 791, 812, 888, 904, 928, 1036, 1073, 1184, 1218, 1356, 1392, 1554, 1582, 1624, 1776, 1808, 2072, 2146, 2373, 2436, 2712, 2784, 3108, 3164, 3219, 3248, 3277, 3552, 3616, 4144, 4181, 4292, 4746, 4872, 5424, 6216, 6328, 6438, 6496, 6554, 7511, 8288, 8362, 8584, 9492, 9744, 9831, 10848, 12432, 12543, 12656, 12876, 13108, 15022, 16724, 17168, 18984, 19488, 19662, 22533, 22939, 24864, 25086, 25312, 25752, 26216, 29267, 30044, 33448, 34336, 37968, 39324, 45066, 45878, 50172, 51504, 52432, 58534, 60088, 66896, 68817, 75936, 78648, 87801, 90132, 91756, 100344, 103008, 104864, 117068, 120176, 121249, 133792, 137634, 157296, 175602, 180264, 183512, 200688, 234136, 240352, 242498, 275268, 314592, 351204, 360528, 363747, 367024, 401376, 468272, 484996, 550536, 702408, 721056, 727494, 734048, 848743, 936544, 969992, 1101072, 1404816, 1454988, 1697486, 1939984, 2202144, 2546229, 2809632, 2909976, 3394972, 3879968, 5092458, 5819952, 6789944, 10184916, 11639904, 13579888, 20369832, 27159776, 40739664, 81479328]

約数ペア:

[(1, 81479328), (2, 40739664), (3, 27159776), (4, 20369832), (6, 13579888), (7, 11639904), (8, 10184916), (12, 6789944), (14, 5819952), (16, 5092458), (21, 3879968), (24, 3394972), (28, 2909976), (29, 2809632), (32, 2546229), (37, 2202144), (42, 1939984), (48, 1697486), (56, 1454988), (58, 1404816), (74, 1101072), (84, 969992), (87, 936544), (96, 848743), (111, 734048), (112, 727494), (113, 721056), (116, 702408), (148, 550536), (168, 484996), (174, 468272), (203, 401376), (222, 367024), (224, 363747), (226, 360528), (232, 351204), (259, 314592), (296, 275268), (336, 242498), (339, 240352), (348, 234136), (406, 200688), (444, 183512), (452, 180264), (464, 175602), (518, 157296), (592, 137634), (609, 133792), (672, 121249), (678, 120176), (696, 117068), (777, 104864), (791, 103008), (812, 100344), (888, 91756), (904, 90132), (928, 87801), (1036, 78648), (1073, 75936), (1184, 68817), (1218, 66896), (1356, 60088), (1392, 58534), (1554, 52432), (1582, 51504), (1624, 50172), (1776, 45878), (1808, 45066), (2072, 39324), (2146, 37968), (2373, 34336), (2436, 33448), (2712, 30044), (2784, 29267), (3108, 26216), (3164, 25752), (3219, 25312), (3248, 25086), (3277, 24864), (3552, 22939), (3616, 22533), (4144, 19662), (4181, 19488), (4292, 18984), (4746, 17168), (4872, 16724), (5424, 15022), (6216, 13108), (6328, 12876), (6438, 12656), (6496, 12543), (6554, 12432), (7511, 10848), (8288, 9831), (8362, 9744), (8584, 9492)]