1818000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{101}}^1$

素因数の和:130

約数の個数: 120

約数和(自身を含む): 6412536

約数和(自身を除く): 4594536

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, 75, 80, 90, 100, 101, 120, 125, 144, 150, 180, 200, 202, 225, 240, 250, 300, 303, 360, 375, 400, 404, 450, 500, 505, 600, 606, 720, 750, 808, 900, 909, 1000, 1010, 1125, 1200, 1212, 1500, 1515, 1616, 1800, 1818, 2000, 2020, 2250, 2424, 2525, 3000, 3030, 3600, 3636, 4040, 4500, 4545, 4848, 5050, 6000, 6060, 7272, 7575, 8080, 9000, 9090, 10100, 12120, 12625, 14544, 15150, 18000, 18180, 20200, 22725, 24240, 25250, 30300, 36360, 37875, 40400, 45450, 50500, 60600, 72720, 75750, 90900, 101000, 113625, 121200, 151500, 181800, 202000, 227250, 303000, 363600, 454500, 606000, 909000, 1818000]

約数ペア:

[(1, 1818000), (2, 909000), (3, 606000), (4, 454500), (5, 363600), (6, 303000), (8, 227250), (9, 202000), (10, 181800), (12, 151500), (15, 121200), (16, 113625), (18, 101000), (20, 90900), (24, 75750), (25, 72720), (30, 60600), (36, 50500), (40, 45450), (45, 40400), (48, 37875), (50, 36360), (60, 30300), (72, 25250), (75, 24240), (80, 22725), (90, 20200), (100, 18180), (101, 18000), (120, 15150), (125, 14544), (144, 12625), (150, 12120), (180, 10100), (200, 9090), (202, 9000), (225, 8080), (240, 7575), (250, 7272), (300, 6060), (303, 6000), (360, 5050), (375, 4848), (400, 4545), (404, 4500), (450, 4040), (500, 3636), (505, 3600), (600, 3030), (606, 3000), (720, 2525), (750, 2424), (808, 2250), (900, 2020), (909, 2000), (1000, 1818), (1010, 1800), (1125, 1616), (1200, 1515), (1212, 1500)]