31692780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{25153}}^1$

素因数の和:25175

約数の個数: 72

約数和(自身を含む): 109872672

約数和(自身を除く): 78179892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 25153, 50306, 75459, 100612, 125765, 150918, 176071, 226377, 251530, 301836, 352142, 377295, 452754, 503060, 528213, 704284, 754590, 880355, 905508, 1056426, 1131885, 1509180, 1584639, 1760710, 2112852, 2263770, 2641065, 3169278, 3521420, 4527540, 5282130, 6338556, 7923195, 10564260, 15846390, 31692780]

約数ペア:

[(1, 31692780), (2, 15846390), (3, 10564260), (4, 7923195), (5, 6338556), (6, 5282130), (7, 4527540), (9, 3521420), (10, 3169278), (12, 2641065), (14, 2263770), (15, 2112852), (18, 1760710), (20, 1584639), (21, 1509180), (28, 1131885), (30, 1056426), (35, 905508), (36, 880355), (42, 754590), (45, 704284), (60, 528213), (63, 503060), (70, 452754), (84, 377295), (90, 352142), (105, 301836), (126, 251530), (140, 226377), (180, 176071), (210, 150918), (252, 125765), (315, 100612), (420, 75459), (630, 50306), (1260, 25153)]