72207870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{49121}}^1$

素因数の和:49145

約数の個数: 48

約数和(自身を含む): 201596688

約数和(自身を除く): 129388818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 49121, 98242, 147363, 245605, 294726, 343847, 491210, 687694, 736815, 1031541, 1473630, 1719235, 2063082, 2406929, 3438470, 4813858, 5157705, 7220787, 10315410, 12034645, 14441574, 24069290, 36103935, 72207870]

約数ペア:

[(1, 72207870), (2, 36103935), (3, 24069290), (5, 14441574), (6, 12034645), (7, 10315410), (10, 7220787), (14, 5157705), (15, 4813858), (21, 3438470), (30, 2406929), (35, 2063082), (42, 1719235), (49, 1473630), (70, 1031541), (98, 736815), (105, 687694), (147, 491210), (210, 343847), (245, 294726), (294, 245605), (490, 147363), (735, 98242), (1470, 49121)]