81572244

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 227505600

約数和(自身を除く): 145933356

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 29, 38, 39, 52, 57, 58, 73, 76, 78, 87, 114, 116, 146, 156, 169, 174, 219, 228, 247, 292, 338, 348, 377, 438, 494, 507, 551, 676, 741, 754, 876, 949, 988, 1014, 1102, 1131, 1387, 1482, 1508, 1653, 1898, 2028, 2117, 2204, 2262, 2774, 2847, 2964, 3211, 3306, 3796, 4161, 4234, 4524, 4901, 5548, 5694, 6351, 6422, 6612, 7163, 8322, 8468, 9633, 9802, 11388, 12337, 12702, 12844, 14326, 14703, 16644, 18031, 19266, 19604, 21489, 24674, 25404, 27521, 28652, 29406, 36062, 37011, 38532, 40223, 42978, 49348, 54093, 55042, 58812, 72124, 74022, 80446, 82563, 85956, 93119, 108186, 110084, 120669, 148044, 160892, 165126, 186238, 216372, 234403, 241338, 279357, 330252, 357773, 372476, 468806, 482676, 522899, 558714, 703209, 715546, 937612, 1045798, 1073319, 1117428, 1406418, 1431092, 1568697, 2091596, 2146638, 2812836, 3137394, 4293276, 6274788, 6797687, 13595374, 20393061, 27190748, 40786122, 81572244]

約数ペア:

[(1, 81572244), (2, 40786122), (3, 27190748), (4, 20393061), (6, 13595374), (12, 6797687), (13, 6274788), (19, 4293276), (26, 3137394), (29, 2812836), (38, 2146638), (39, 2091596), (52, 1568697), (57, 1431092), (58, 1406418), (73, 1117428), (76, 1073319), (78, 1045798), (87, 937612), (114, 715546), (116, 703209), (146, 558714), (156, 522899), (169, 482676), (174, 468806), (219, 372476), (228, 357773), (247, 330252), (292, 279357), (338, 241338), (348, 234403), (377, 216372), (438, 186238), (494, 165126), (507, 160892), (551, 148044), (676, 120669), (741, 110084), (754, 108186), (876, 93119), (949, 85956), (988, 82563), (1014, 80446), (1102, 74022), (1131, 72124), (1387, 58812), (1482, 55042), (1508, 54093), (1653, 49348), (1898, 42978), (2028, 40223), (2117, 38532), (2204, 37011), (2262, 36062), (2774, 29406), (2847, 28652), (2964, 27521), (3211, 25404), (3306, 24674), (3796, 21489), (4161, 19604), (4234, 19266), (4524, 18031), (4901, 16644), (5548, 14703), (5694, 14326), (6351, 12844), (6422, 12702), (6612, 12337), (7163, 11388), (8322, 9802), (8468, 9633)]