780840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{241}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 2635380

約数和(自身を除く): 1854540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 241, 270, 324, 360, 405, 482, 540, 648, 723, 810, 964, 1080, 1205, 1446, 1620, 1928, 2169, 2410, 2892, 3240, 3615, 4338, 4820, 5784, 6507, 7230, 8676, 9640, 10845, 13014, 14460, 17352, 19521, 21690, 26028, 28920, 32535, 39042, 43380, 52056, 65070, 78084, 86760, 97605, 130140, 156168, 195210, 260280, 390420, 780840]

約数ペア:

[(1, 780840), (2, 390420), (3, 260280), (4, 195210), (5, 156168), (6, 130140), (8, 97605), (9, 86760), (10, 78084), (12, 65070), (15, 52056), (18, 43380), (20, 39042), (24, 32535), (27, 28920), (30, 26028), (36, 21690), (40, 19521), (45, 17352), (54, 14460), (60, 13014), (72, 10845), (81, 9640), (90, 8676), (108, 7230), (120, 6507), (135, 5784), (162, 4820), (180, 4338), (216, 3615), (241, 3240), (270, 2892), (324, 2410), (360, 2169), (405, 1928), (482, 1620), (540, 1446), (648, 1205), (723, 1080), (810, 964)]