1515000

素因数分解:

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

素因数の和:130

約数の個数: 80

約数和(自身を含む): 4779720

約数和(自身を除く): 3264720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 101, 120, 125, 150, 200, 202, 250, 300, 303, 375, 404, 500, 505, 600, 606, 625, 750, 808, 1000, 1010, 1212, 1250, 1500, 1515, 1875, 2020, 2424, 2500, 2525, 3000, 3030, 3750, 4040, 5000, 5050, 6060, 7500, 7575, 10100, 12120, 12625, 15000, 15150, 20200, 25250, 30300, 37875, 50500, 60600, 63125, 75750, 101000, 126250, 151500, 189375, 252500, 303000, 378750, 505000, 757500, 1515000]

約数ペア:

[(1, 1515000), (2, 757500), (3, 505000), (4, 378750), (5, 303000), (6, 252500), (8, 189375), (10, 151500), (12, 126250), (15, 101000), (20, 75750), (24, 63125), (25, 60600), (30, 50500), (40, 37875), (50, 30300), (60, 25250), (75, 20200), (100, 15150), (101, 15000), (120, 12625), (125, 12120), (150, 10100), (200, 7575), (202, 7500), (250, 6060), (300, 5050), (303, 5000), (375, 4040), (404, 3750), (500, 3030), (505, 3000), (600, 2525), (606, 2500), (625, 2424), (750, 2020), (808, 1875), (1000, 1515), (1010, 1500), (1212, 1250)]