128544720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5303}}^1$

素因数の和:5420

約数の個数: 80

約数和(自身を含む): 402509952

約数和(自身を除く): 273965232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2424, 3030, 4040, 4848, 5303, 6060, 8080, 10606, 12120, 15909, 21212, 24240, 26515, 31818, 42424, 53030, 63636, 79545, 84848, 106060, 127272, 159090, 212120, 254544, 318180, 424240, 535603, 636360, 1071206, 1272720, 1606809, 2142412, 2678015, 3213618, 4284824, 5356030, 6427236, 8034045, 8569648, 10712060, 12854472, 16068090, 21424120, 25708944, 32136180, 42848240, 64272360, 128544720]

約数ペア:

[(1, 128544720), (2, 64272360), (3, 42848240), (4, 32136180), (5, 25708944), (6, 21424120), (8, 16068090), (10, 12854472), (12, 10712060), (15, 8569648), (16, 8034045), (20, 6427236), (24, 5356030), (30, 4284824), (40, 3213618), (48, 2678015), (60, 2142412), (80, 1606809), (101, 1272720), (120, 1071206), (202, 636360), (240, 535603), (303, 424240), (404, 318180), (505, 254544), (606, 212120), (808, 159090), (1010, 127272), (1212, 106060), (1515, 84848), (1616, 79545), (2020, 63636), (2424, 53030), (3030, 42424), (4040, 31818), (4848, 26515), (5303, 24240), (6060, 21212), (8080, 15909), (10606, 12120)]