20270700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:344

約数の個数: 108

約数和(自身を含む): 64454208

約数和(自身を除く): 44183508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 101, 150, 180, 202, 223, 225, 300, 303, 404, 446, 450, 505, 606, 669, 892, 900, 909, 1010, 1115, 1212, 1338, 1515, 1818, 2007, 2020, 2230, 2525, 2676, 3030, 3345, 3636, 4014, 4460, 4545, 5050, 5575, 6060, 6690, 7575, 8028, 9090, 10035, 10100, 11150, 13380, 15150, 16725, 18180, 20070, 22300, 22523, 22725, 30300, 33450, 40140, 45046, 45450, 50175, 66900, 67569, 90092, 90900, 100350, 112615, 135138, 200700, 202707, 225230, 270276, 337845, 405414, 450460, 563075, 675690, 810828, 1013535, 1126150, 1351380, 1689225, 2027070, 2252300, 3378450, 4054140, 5067675, 6756900, 10135350, 20270700]

約数ペア:

[(1, 20270700), (2, 10135350), (3, 6756900), (4, 5067675), (5, 4054140), (6, 3378450), (9, 2252300), (10, 2027070), (12, 1689225), (15, 1351380), (18, 1126150), (20, 1013535), (25, 810828), (30, 675690), (36, 563075), (45, 450460), (50, 405414), (60, 337845), (75, 270276), (90, 225230), (100, 202707), (101, 200700), (150, 135138), (180, 112615), (202, 100350), (223, 90900), (225, 90092), (300, 67569), (303, 66900), (404, 50175), (446, 45450), (450, 45046), (505, 40140), (606, 33450), (669, 30300), (892, 22725), (900, 22523), (909, 22300), (1010, 20070), (1115, 18180), (1212, 16725), (1338, 15150), (1515, 13380), (1818, 11150), (2007, 10100), (2020, 10035), (2230, 9090), (2525, 8028), (2676, 7575), (3030, 6690), (3345, 6060), (3636, 5575), (4014, 5050), (4460, 4545)]