281215008

素因数分解:

$2^5\times 3^2\times {\mathrm{523}}^1\times {\mathrm{1867}}^1$

素因数の和:2406

約数の個数: 72

約数和(自身を含む): 801663408

約数和(自身を除く): 520448400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 523, 1046, 1569, 1867, 2092, 3138, 3734, 4184, 4707, 5601, 6276, 7468, 8368, 9414, 11202, 12552, 14936, 16736, 16803, 18828, 22404, 25104, 29872, 33606, 37656, 44808, 50208, 59744, 67212, 75312, 89616, 134424, 150624, 179232, 268848, 537696, 976441, 1952882, 2929323, 3905764, 5858646, 7811528, 8787969, 11717292, 15623056, 17575938, 23434584, 31246112, 35151876, 46869168, 70303752, 93738336, 140607504, 281215008]

約数ペア:

[(1, 281215008), (2, 140607504), (3, 93738336), (4, 70303752), (6, 46869168), (8, 35151876), (9, 31246112), (12, 23434584), (16, 17575938), (18, 15623056), (24, 11717292), (32, 8787969), (36, 7811528), (48, 5858646), (72, 3905764), (96, 2929323), (144, 1952882), (288, 976441), (523, 537696), (1046, 268848), (1569, 179232), (1867, 150624), (2092, 134424), (3138, 89616), (3734, 75312), (4184, 67212), (4707, 59744), (5601, 50208), (6276, 44808), (7468, 37656), (8368, 33606), (9414, 29872), (11202, 25104), (12552, 22404), (14936, 18828), (16736, 16803)]