72146760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85889}}^1$

素因数の和:85910

約数の個数: 64

約数和(自身を含む): 247363200

約数和(自身を除く): 175216440

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, 85889, 171778, 257667, 343556, 429445, 515334, 601223, 687112, 858890, 1030668, 1202446, 1288335, 1717780, 1803669, 2061336, 2404892, 2576670, 3006115, 3435560, 3607338, 4809784, 5153340, 6012230, 7214676, 9018345, 10306680, 12024460, 14429352, 18036690, 24048920, 36073380, 72146760]

約数ペア:

[(1, 72146760), (2, 36073380), (3, 24048920), (4, 18036690), (5, 14429352), (6, 12024460), (7, 10306680), (8, 9018345), (10, 7214676), (12, 6012230), (14, 5153340), (15, 4809784), (20, 3607338), (21, 3435560), (24, 3006115), (28, 2576670), (30, 2404892), (35, 2061336), (40, 1803669), (42, 1717780), (56, 1288335), (60, 1202446), (70, 1030668), (84, 858890), (105, 687112), (120, 601223), (140, 515334), (168, 429445), (210, 343556), (280, 257667), (420, 171778), (840, 85889)]