21812400

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 180

約数和(自身を含む): 77656488

約数和(自身を除く): 55844088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 73, 75, 80, 83, 90, 100, 120, 144, 146, 150, 166, 180, 200, 219, 225, 240, 249, 292, 300, 332, 360, 365, 400, 415, 438, 450, 498, 584, 600, 657, 664, 720, 730, 747, 830, 876, 900, 996, 1095, 1168, 1200, 1245, 1314, 1328, 1460, 1494, 1660, 1752, 1800, 1825, 1992, 2075, 2190, 2490, 2628, 2920, 2988, 3285, 3320, 3504, 3600, 3650, 3735, 3984, 4150, 4380, 4980, 5256, 5475, 5840, 5976, 6059, 6225, 6570, 6640, 7300, 7470, 8300, 8760, 9960, 10512, 10950, 11952, 12118, 12450, 13140, 14600, 14940, 16425, 16600, 17520, 18177, 18675, 19920, 21900, 24236, 24900, 26280, 29200, 29880, 30295, 32850, 33200, 36354, 37350, 43800, 48472, 49800, 52560, 54531, 59760, 60590, 65700, 72708, 74700, 87600, 90885, 96944, 99600, 109062, 121180, 131400, 145416, 149400, 151475, 181770, 218124, 242360, 262800, 272655, 290832, 298800, 302950, 363540, 436248, 454425, 484720, 545310, 605900, 727080, 872496, 908850, 1090620, 1211800, 1363275, 1454160, 1817700, 2181240, 2423600, 2726550, 3635400, 4362480, 5453100, 7270800, 10906200, 21812400]

約数ペア:

[(1, 21812400), (2, 10906200), (3, 7270800), (4, 5453100), (5, 4362480), (6, 3635400), (8, 2726550), (9, 2423600), (10, 2181240), (12, 1817700), (15, 1454160), (16, 1363275), (18, 1211800), (20, 1090620), (24, 908850), (25, 872496), (30, 727080), (36, 605900), (40, 545310), (45, 484720), (48, 454425), (50, 436248), (60, 363540), (72, 302950), (73, 298800), (75, 290832), (80, 272655), (83, 262800), (90, 242360), (100, 218124), (120, 181770), (144, 151475), (146, 149400), (150, 145416), (166, 131400), (180, 121180), (200, 109062), (219, 99600), (225, 96944), (240, 90885), (249, 87600), (292, 74700), (300, 72708), (332, 65700), (360, 60590), (365, 59760), (400, 54531), (415, 52560), (438, 49800), (450, 48472), (498, 43800), (584, 37350), (600, 36354), (657, 33200), (664, 32850), (720, 30295), (730, 29880), (747, 29200), (830, 26280), (876, 24900), (900, 24236), (996, 21900), (1095, 19920), (1168, 18675), (1200, 18177), (1245, 17520), (1314, 16600), (1328, 16425), (1460, 14940), (1494, 14600), (1660, 13140), (1752, 12450), (1800, 12118), (1825, 11952), (1992, 10950), (2075, 10512), (2190, 9960), (2490, 8760), (2628, 8300), (2920, 7470), (2988, 7300), (3285, 6640), (3320, 6570), (3504, 6225), (3600, 6059), (3650, 5976), (3735, 5840), (3984, 5475), (4150, 5256), (4380, 4980)]