646320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2693}}^1$

素因数の和:2709

約数の個数: 40

約数和(自身を含む): 2004336

約数和(自身を除く): 1358016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2693, 5386, 8079, 10772, 13465, 16158, 21544, 26930, 32316, 40395, 43088, 53860, 64632, 80790, 107720, 129264, 161580, 215440, 323160, 646320]

約数ペア:

[(1, 646320), (2, 323160), (3, 215440), (4, 161580), (5, 129264), (6, 107720), (8, 80790), (10, 64632), (12, 53860), (15, 43088), (16, 40395), (20, 32316), (24, 26930), (30, 21544), (40, 16158), (48, 13465), (60, 10772), (80, 8079), (120, 5386), (240, 2693)]