18387540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2003}}^1$

素因数の和:2038

約数の個数: 96

約数和(自身を含む): 60600960

約数和(自身を除く): 42213420

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, 2003, 2295, 3060, 4006, 4590, 6009, 8012, 9180, 10015, 12018, 18027, 20030, 24036, 30045, 34051, 36054, 40060, 54081, 60090, 68102, 72108, 90135, 102153, 108162, 120180, 136204, 170255, 180270, 204306, 216324, 270405, 306459, 340510, 360540, 408612, 510765, 540810, 612918, 681020, 919377, 1021530, 1081620, 1225836, 1532295, 1838754, 2043060, 3064590, 3677508, 4596885, 6129180, 9193770, 18387540]

約数ペア:

[(1, 18387540), (2, 9193770), (3, 6129180), (4, 4596885), (5, 3677508), (6, 3064590), (9, 2043060), (10, 1838754), (12, 1532295), (15, 1225836), (17, 1081620), (18, 1021530), (20, 919377), (27, 681020), (30, 612918), (34, 540810), (36, 510765), (45, 408612), (51, 360540), (54, 340510), (60, 306459), (68, 270405), (85, 216324), (90, 204306), (102, 180270), (108, 170255), (135, 136204), (153, 120180), (170, 108162), (180, 102153), (204, 90135), (255, 72108), (270, 68102), (306, 60090), (340, 54081), (459, 40060), (510, 36054), (540, 34051), (612, 30045), (765, 24036), (918, 20030), (1020, 18027), (1530, 12018), (1836, 10015), (2003, 9180), (2295, 8012), (3060, 6009), (4006, 4590)]