1984140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 6141408

約数和(自身を除く): 4157268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 151, 180, 219, 292, 302, 365, 438, 453, 604, 657, 730, 755, 876, 906, 1095, 1314, 1359, 1460, 1510, 1812, 2190, 2265, 2628, 2718, 3020, 3285, 4380, 4530, 5436, 6570, 6795, 9060, 11023, 13140, 13590, 22046, 27180, 33069, 44092, 55115, 66138, 99207, 110230, 132276, 165345, 198414, 220460, 330690, 396828, 496035, 661380, 992070, 1984140]

約数ペア:

[(1, 1984140), (2, 992070), (3, 661380), (4, 496035), (5, 396828), (6, 330690), (9, 220460), (10, 198414), (12, 165345), (15, 132276), (18, 110230), (20, 99207), (30, 66138), (36, 55115), (45, 44092), (60, 33069), (73, 27180), (90, 22046), (146, 13590), (151, 13140), (180, 11023), (219, 9060), (292, 6795), (302, 6570), (365, 5436), (438, 4530), (453, 4380), (604, 3285), (657, 3020), (730, 2718), (755, 2628), (876, 2265), (906, 2190), (1095, 1812), (1314, 1510), (1359, 1460)]