81506124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 256838400

約数和(自身を除く): 175332276

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 29, 36, 38, 42, 57, 58, 63, 76, 84, 87, 114, 116, 126, 133, 171, 174, 203, 228, 252, 261, 266, 342, 348, 399, 406, 522, 532, 551, 587, 609, 684, 798, 812, 1044, 1102, 1174, 1197, 1218, 1596, 1653, 1761, 1827, 2204, 2348, 2394, 2436, 3306, 3522, 3654, 3857, 4109, 4788, 4959, 5283, 6612, 7044, 7308, 7714, 8218, 9918, 10566, 11153, 11571, 12327, 15428, 16436, 17023, 19836, 21132, 22306, 23142, 24654, 33459, 34046, 34713, 36981, 44612, 46284, 49308, 51069, 66918, 68092, 69426, 73962, 78071, 100377, 102138, 119161, 133836, 138852, 147924, 153207, 156142, 200754, 204276, 234213, 238322, 306414, 312284, 323437, 357483, 401508, 468426, 476644, 612828, 646874, 702639, 714966, 936852, 970311, 1072449, 1293748, 1405278, 1429932, 1940622, 2144898, 2264059, 2810556, 2910933, 3881244, 4289796, 4528118, 5821866, 6792177, 9056236, 11643732, 13584354, 20376531, 27168708, 40753062, 81506124]

約数ペア:

[(1, 81506124), (2, 40753062), (3, 27168708), (4, 20376531), (6, 13584354), (7, 11643732), (9, 9056236), (12, 6792177), (14, 5821866), (18, 4528118), (19, 4289796), (21, 3881244), (28, 2910933), (29, 2810556), (36, 2264059), (38, 2144898), (42, 1940622), (57, 1429932), (58, 1405278), (63, 1293748), (76, 1072449), (84, 970311), (87, 936852), (114, 714966), (116, 702639), (126, 646874), (133, 612828), (171, 476644), (174, 468426), (203, 401508), (228, 357483), (252, 323437), (261, 312284), (266, 306414), (342, 238322), (348, 234213), (399, 204276), (406, 200754), (522, 156142), (532, 153207), (551, 147924), (587, 138852), (609, 133836), (684, 119161), (798, 102138), (812, 100377), (1044, 78071), (1102, 73962), (1174, 69426), (1197, 68092), (1218, 66918), (1596, 51069), (1653, 49308), (1761, 46284), (1827, 44612), (2204, 36981), (2348, 34713), (2394, 34046), (2436, 33459), (3306, 24654), (3522, 23142), (3654, 22306), (3857, 21132), (4109, 19836), (4788, 17023), (4959, 16436), (5283, 15428), (6612, 12327), (7044, 11571), (7308, 11153), (7714, 10566), (8218, 9918)]