81253368

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{853}}^1$

素因数の和:888

約数の個数: 144

約数和(自身を含む): 265781880

約数和(自身を除く): 184528512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 81, 84, 98, 108, 126, 147, 162, 168, 189, 196, 216, 243, 252, 294, 324, 378, 392, 441, 486, 504, 567, 588, 648, 756, 853, 882, 972, 1134, 1176, 1323, 1512, 1701, 1706, 1764, 1944, 2268, 2559, 2646, 3402, 3412, 3528, 3969, 4536, 5118, 5292, 5971, 6804, 6824, 7677, 7938, 10236, 10584, 11907, 11942, 13608, 15354, 15876, 17913, 20472, 23031, 23814, 23884, 30708, 31752, 35826, 41797, 46062, 47628, 47768, 53739, 61416, 69093, 71652, 83594, 92124, 95256, 107478, 125391, 138186, 143304, 161217, 167188, 184248, 207279, 214956, 250782, 276372, 322434, 334376, 376173, 414558, 429912, 483651, 501564, 552744, 644868, 752346, 829116, 967302, 1003128, 1128519, 1289736, 1450953, 1504692, 1658232, 1934604, 2257038, 2901906, 3009384, 3385557, 3869208, 4514076, 5803812, 6771114, 9028152, 10156671, 11607624, 13542228, 20313342, 27084456, 40626684, 81253368]

約数ペア:

[(1, 81253368), (2, 40626684), (3, 27084456), (4, 20313342), (6, 13542228), (7, 11607624), (8, 10156671), (9, 9028152), (12, 6771114), (14, 5803812), (18, 4514076), (21, 3869208), (24, 3385557), (27, 3009384), (28, 2901906), (36, 2257038), (42, 1934604), (49, 1658232), (54, 1504692), (56, 1450953), (63, 1289736), (72, 1128519), (81, 1003128), (84, 967302), (98, 829116), (108, 752346), (126, 644868), (147, 552744), (162, 501564), (168, 483651), (189, 429912), (196, 414558), (216, 376173), (243, 334376), (252, 322434), (294, 276372), (324, 250782), (378, 214956), (392, 207279), (441, 184248), (486, 167188), (504, 161217), (567, 143304), (588, 138186), (648, 125391), (756, 107478), (853, 95256), (882, 92124), (972, 83594), (1134, 71652), (1176, 69093), (1323, 61416), (1512, 53739), (1701, 47768), (1706, 47628), (1764, 46062), (1944, 41797), (2268, 35826), (2559, 31752), (2646, 30708), (3402, 23884), (3412, 23814), (3528, 23031), (3969, 20472), (4536, 17913), (5118, 15876), (5292, 15354), (5971, 13608), (6804, 11942), (6824, 11907), (7677, 10584), (7938, 10236)]