20180664

素因数分解:

$2^3\times 3^5\times 7^1\times {\mathrm{1483}}^1$

素因数の和:1511

約数の個数: 96

約数和(自身を含む): 64821120

約数和(自身を除く): 44640456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 252, 324, 378, 486, 504, 567, 648, 756, 972, 1134, 1483, 1512, 1701, 1944, 2268, 2966, 3402, 4449, 4536, 5932, 6804, 8898, 10381, 11864, 13347, 13608, 17796, 20762, 26694, 31143, 35592, 40041, 41524, 53388, 62286, 80082, 83048, 93429, 106776, 120123, 124572, 160164, 186858, 240246, 249144, 280287, 320328, 360369, 373716, 480492, 560574, 720738, 747432, 840861, 960984, 1121148, 1441476, 1681722, 2242296, 2522583, 2882952, 3363444, 5045166, 6726888, 10090332, 20180664]

約数ペア:

[(1, 20180664), (2, 10090332), (3, 6726888), (4, 5045166), (6, 3363444), (7, 2882952), (8, 2522583), (9, 2242296), (12, 1681722), (14, 1441476), (18, 1121148), (21, 960984), (24, 840861), (27, 747432), (28, 720738), (36, 560574), (42, 480492), (54, 373716), (56, 360369), (63, 320328), (72, 280287), (81, 249144), (84, 240246), (108, 186858), (126, 160164), (162, 124572), (168, 120123), (189, 106776), (216, 93429), (243, 83048), (252, 80082), (324, 62286), (378, 53388), (486, 41524), (504, 40041), (567, 35592), (648, 31143), (756, 26694), (972, 20762), (1134, 17796), (1483, 13608), (1512, 13347), (1701, 11864), (1944, 10381), (2268, 8898), (2966, 6804), (3402, 5932), (4449, 4536)]