21446280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1453}}^1$

素因数の和:1511

約数の個数: 96

約数和(自身を含む): 71449560

約数和(自身を除く): 50003280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 41, 45, 60, 72, 82, 90, 120, 123, 164, 180, 205, 246, 328, 360, 369, 410, 492, 615, 738, 820, 984, 1230, 1453, 1476, 1640, 1845, 2460, 2906, 2952, 3690, 4359, 4920, 5812, 7265, 7380, 8718, 11624, 13077, 14530, 14760, 17436, 21795, 26154, 29060, 34872, 43590, 52308, 58120, 59573, 65385, 87180, 104616, 119146, 130770, 174360, 178719, 238292, 261540, 297865, 357438, 476584, 523080, 536157, 595730, 714876, 893595, 1072314, 1191460, 1429752, 1787190, 2144628, 2382920, 2680785, 3574380, 4289256, 5361570, 7148760, 10723140, 21446280]

約数ペア:

[(1, 21446280), (2, 10723140), (3, 7148760), (4, 5361570), (5, 4289256), (6, 3574380), (8, 2680785), (9, 2382920), (10, 2144628), (12, 1787190), (15, 1429752), (18, 1191460), (20, 1072314), (24, 893595), (30, 714876), (36, 595730), (40, 536157), (41, 523080), (45, 476584), (60, 357438), (72, 297865), (82, 261540), (90, 238292), (120, 178719), (123, 174360), (164, 130770), (180, 119146), (205, 104616), (246, 87180), (328, 65385), (360, 59573), (369, 58120), (410, 52308), (492, 43590), (615, 34872), (738, 29060), (820, 26154), (984, 21795), (1230, 17436), (1453, 14760), (1476, 14530), (1640, 13077), (1845, 11624), (2460, 8718), (2906, 7380), (2952, 7265), (3690, 5812), (4359, 4920)]