72111480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85847}}^1$

素因数の和:85868

約数の個数: 64

約数和(自身を含む): 247242240

約数和(自身を除く): 175130760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85847, 171694, 257541, 343388, 429235, 515082, 600929, 686776, 858470, 1030164, 1201858, 1287705, 1716940, 1802787, 2060328, 2403716, 2575410, 3004645, 3433880, 3605574, 4807432, 5150820, 6009290, 7211148, 9013935, 10301640, 12018580, 14422296, 18027870, 24037160, 36055740, 72111480]

約数ペア:

[(1, 72111480), (2, 36055740), (3, 24037160), (4, 18027870), (5, 14422296), (6, 12018580), (7, 10301640), (8, 9013935), (10, 7211148), (12, 6009290), (14, 5150820), (15, 4807432), (20, 3605574), (21, 3433880), (24, 3004645), (28, 2575410), (30, 2403716), (35, 2060328), (40, 1802787), (42, 1716940), (56, 1287705), (60, 1201858), (70, 1030164), (84, 858470), (105, 686776), (120, 600929), (140, 515082), (168, 429235), (210, 343388), (280, 257541), (420, 171694), (840, 85847)]