19357920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{4481}}^1$

素因数の和:4505

約数の個数: 96

約数和(自身を含む): 67767840

約数和(自身を除く): 48409920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 4481, 8962, 13443, 17924, 22405, 26886, 35848, 40329, 44810, 53772, 67215, 71696, 80658, 89620, 107544, 120987, 134430, 143392, 161316, 179240, 201645, 215088, 241974, 268860, 322632, 358480, 403290, 430176, 483948, 537720, 604935, 645264, 716960, 806580, 967896, 1075440, 1209870, 1290528, 1613160, 1935792, 2150880, 2419740, 3226320, 3871584, 4839480, 6452640, 9678960, 19357920]

約数ペア:

[(1, 19357920), (2, 9678960), (3, 6452640), (4, 4839480), (5, 3871584), (6, 3226320), (8, 2419740), (9, 2150880), (10, 1935792), (12, 1613160), (15, 1290528), (16, 1209870), (18, 1075440), (20, 967896), (24, 806580), (27, 716960), (30, 645264), (32, 604935), (36, 537720), (40, 483948), (45, 430176), (48, 403290), (54, 358480), (60, 322632), (72, 268860), (80, 241974), (90, 215088), (96, 201645), (108, 179240), (120, 161316), (135, 143392), (144, 134430), (160, 120987), (180, 107544), (216, 89620), (240, 80658), (270, 71696), (288, 67215), (360, 53772), (432, 44810), (480, 40329), (540, 35848), (720, 26886), (864, 22405), (1080, 17924), (1440, 13443), (2160, 8962), (4320, 4481)]