465840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{647}}^1$

素因数の和:666

約数の個数: 60

約数和(自身を含む): 1566864

約数和(自身を除く): 1101024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 647, 720, 1294, 1941, 2588, 3235, 3882, 5176, 5823, 6470, 7764, 9705, 10352, 11646, 12940, 15528, 19410, 23292, 25880, 29115, 31056, 38820, 46584, 51760, 58230, 77640, 93168, 116460, 155280, 232920, 465840]

約数ペア:

[(1, 465840), (2, 232920), (3, 155280), (4, 116460), (5, 93168), (6, 77640), (8, 58230), (9, 51760), (10, 46584), (12, 38820), (15, 31056), (16, 29115), (18, 25880), (20, 23292), (24, 19410), (30, 15528), (36, 12940), (40, 11646), (45, 10352), (48, 9705), (60, 7764), (72, 6470), (80, 5823), (90, 5176), (120, 3882), (144, 3235), (180, 2588), (240, 1941), (360, 1294), (647, 720)]