30781728

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1549}}^1$

素因数の和:1591

約数の個数: 96

約数和(自身を含む): 93744000

約数和(自身を除く): 62962272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1549, 1656, 2208, 2484, 3098, 3312, 4647, 4968, 6196, 6624, 9294, 9936, 12392, 13941, 18588, 19872, 24784, 27882, 35627, 37176, 41823, 49568, 55764, 71254, 74352, 83646, 106881, 111528, 142508, 148704, 167292, 213762, 223056, 285016, 320643, 334584, 427524, 446112, 570032, 641286, 669168, 855048, 961929, 1140064, 1282572, 1338336, 1710096, 1923858, 2565144, 3420192, 3847716, 5130288, 7695432, 10260576, 15390864, 30781728]

約数ペア:

[(1, 30781728), (2, 15390864), (3, 10260576), (4, 7695432), (6, 5130288), (8, 3847716), (9, 3420192), (12, 2565144), (16, 1923858), (18, 1710096), (23, 1338336), (24, 1282572), (27, 1140064), (32, 961929), (36, 855048), (46, 669168), (48, 641286), (54, 570032), (69, 446112), (72, 427524), (92, 334584), (96, 320643), (108, 285016), (138, 223056), (144, 213762), (184, 167292), (207, 148704), (216, 142508), (276, 111528), (288, 106881), (368, 83646), (414, 74352), (432, 71254), (552, 55764), (621, 49568), (736, 41823), (828, 37176), (864, 35627), (1104, 27882), (1242, 24784), (1549, 19872), (1656, 18588), (2208, 13941), (2484, 12392), (3098, 9936), (3312, 9294), (4647, 6624), (4968, 6196)]