81839856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 257840640

約数和(自身を除く): 176000784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 37, 42, 48, 56, 58, 74, 84, 87, 111, 112, 116, 148, 168, 174, 203, 222, 227, 232, 259, 296, 336, 348, 406, 444, 454, 464, 518, 592, 609, 681, 696, 777, 812, 888, 908, 1036, 1073, 1218, 1362, 1392, 1554, 1589, 1624, 1776, 1816, 2072, 2146, 2436, 2724, 3108, 3178, 3219, 3248, 3632, 4144, 4292, 4767, 4872, 5448, 6216, 6356, 6438, 6583, 7511, 8399, 8584, 9534, 9744, 10896, 12432, 12712, 12876, 13166, 15022, 16798, 17168, 19068, 19749, 22533, 25197, 25424, 25752, 26332, 30044, 33596, 38136, 39498, 45066, 46081, 50394, 51504, 52664, 58793, 60088, 67192, 76272, 78996, 90132, 92162, 100788, 105328, 117586, 120176, 134384, 138243, 157992, 176379, 180264, 184324, 201576, 235172, 243571, 276486, 315984, 352758, 360528, 368648, 403152, 470344, 487142, 552972, 705516, 730713, 737296, 940688, 974284, 1105944, 1411032, 1461426, 1704997, 1948568, 2211888, 2822064, 2922852, 3409994, 3897136, 5114991, 5845704, 6819988, 10229982, 11691408, 13639976, 20459964, 27279952, 40919928, 81839856]

約数ペア:

[(1, 81839856), (2, 40919928), (3, 27279952), (4, 20459964), (6, 13639976), (7, 11691408), (8, 10229982), (12, 6819988), (14, 5845704), (16, 5114991), (21, 3897136), (24, 3409994), (28, 2922852), (29, 2822064), (37, 2211888), (42, 1948568), (48, 1704997), (56, 1461426), (58, 1411032), (74, 1105944), (84, 974284), (87, 940688), (111, 737296), (112, 730713), (116, 705516), (148, 552972), (168, 487142), (174, 470344), (203, 403152), (222, 368648), (227, 360528), (232, 352758), (259, 315984), (296, 276486), (336, 243571), (348, 235172), (406, 201576), (444, 184324), (454, 180264), (464, 176379), (518, 157992), (592, 138243), (609, 134384), (681, 120176), (696, 117586), (777, 105328), (812, 100788), (888, 92162), (908, 90132), (1036, 78996), (1073, 76272), (1218, 67192), (1362, 60088), (1392, 58793), (1554, 52664), (1589, 51504), (1624, 50394), (1776, 46081), (1816, 45066), (2072, 39498), (2146, 38136), (2436, 33596), (2724, 30044), (3108, 26332), (3178, 25752), (3219, 25424), (3248, 25197), (3632, 22533), (4144, 19749), (4292, 19068), (4767, 17168), (4872, 16798), (5448, 15022), (6216, 13166), (6356, 12876), (6438, 12712), (6583, 12432), (7511, 10896), (8399, 9744), (8584, 9534)]