68724720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31817}}^1$

素因数の和:31839

約数の個数: 80

約数和(自身を含む): 236725920

約数和(自身を除く): 168001200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 31817, 63634, 95451, 127268, 159085, 190902, 254536, 286353, 318170, 381804, 477255, 509072, 572706, 636340, 763608, 859059, 954510, 1145412, 1272680, 1431765, 1527216, 1718118, 1909020, 2290824, 2545360, 2863530, 3436236, 3818040, 4295295, 4581648, 5727060, 6872472, 7636080, 8590590, 11454120, 13744944, 17181180, 22908240, 34362360, 68724720]

約数ペア:

[(1, 68724720), (2, 34362360), (3, 22908240), (4, 17181180), (5, 13744944), (6, 11454120), (8, 8590590), (9, 7636080), (10, 6872472), (12, 5727060), (15, 4581648), (16, 4295295), (18, 3818040), (20, 3436236), (24, 2863530), (27, 2545360), (30, 2290824), (36, 1909020), (40, 1718118), (45, 1527216), (48, 1431765), (54, 1272680), (60, 1145412), (72, 954510), (80, 859059), (90, 763608), (108, 636340), (120, 572706), (135, 509072), (144, 477255), (180, 381804), (216, 318170), (240, 286353), (270, 254536), (360, 190902), (432, 159085), (540, 127268), (720, 95451), (1080, 63634), (2160, 31817)]