72990180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7951}}^1$

素因数の和:7986

約数の個数: 96

約数和(自身を含む): 240468480

約数和(自身を除く): 167478300

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, 7951, 9180, 15902, 23853, 31804, 39755, 47706, 71559, 79510, 95412, 119265, 135167, 143118, 159020, 214677, 238530, 270334, 286236, 357795, 405501, 429354, 477060, 540668, 675835, 715590, 811002, 858708, 1073385, 1216503, 1351670, 1431180, 1622004, 2027505, 2146770, 2433006, 2703340, 3649509, 4055010, 4293540, 4866012, 6082515, 7299018, 8110020, 12165030, 14598036, 18247545, 24330060, 36495090, 72990180]

約数ペア:

[(1, 72990180), (2, 36495090), (3, 24330060), (4, 18247545), (5, 14598036), (6, 12165030), (9, 8110020), (10, 7299018), (12, 6082515), (15, 4866012), (17, 4293540), (18, 4055010), (20, 3649509), (27, 2703340), (30, 2433006), (34, 2146770), (36, 2027505), (45, 1622004), (51, 1431180), (54, 1351670), (60, 1216503), (68, 1073385), (85, 858708), (90, 811002), (102, 715590), (108, 675835), (135, 540668), (153, 477060), (170, 429354), (180, 405501), (204, 357795), (255, 286236), (270, 270334), (306, 238530), (340, 214677), (459, 159020), (510, 143118), (540, 135167), (612, 119265), (765, 95412), (918, 79510), (1020, 71559), (1530, 47706), (1836, 39755), (2295, 31804), (3060, 23853), (4590, 15902), (7951, 9180)]