68400180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7451}}^1$

素因数の和:7486

約数の個数: 96

約数和(自身を含む): 225348480

約数和(自身を除く): 156948300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 306, 340, 459, 510, 540, 612, 765, 918, 1020, 1530, 1836, 2295, 3060, 4590, 7451, 9180, 14902, 22353, 29804, 37255, 44706, 67059, 74510, 89412, 111765, 126667, 134118, 149020, 201177, 223530, 253334, 268236, 335295, 380001, 402354, 447060, 506668, 633335, 670590, 760002, 804708, 1005885, 1140003, 1266670, 1341180, 1520004, 1900005, 2011770, 2280006, 2533340, 3420009, 3800010, 4023540, 4560012, 5700015, 6840018, 7600020, 11400030, 13680036, 17100045, 22800060, 34200090, 68400180]

約数ペア:

[(1, 68400180), (2, 34200090), (3, 22800060), (4, 17100045), (5, 13680036), (6, 11400030), (9, 7600020), (10, 6840018), (12, 5700015), (15, 4560012), (17, 4023540), (18, 3800010), (20, 3420009), (27, 2533340), (30, 2280006), (34, 2011770), (36, 1900005), (45, 1520004), (51, 1341180), (54, 1266670), (60, 1140003), (68, 1005885), (85, 804708), (90, 760002), (102, 670590), (108, 633335), (135, 506668), (153, 447060), (170, 402354), (180, 380001), (204, 335295), (255, 268236), (270, 253334), (306, 223530), (340, 201177), (459, 149020), (510, 134118), (540, 126667), (612, 111765), (765, 89412), (918, 74510), (1020, 67059), (1530, 44706), (1836, 37255), (2295, 29804), (3060, 22353), (4590, 14902), (7451, 9180)]