71321760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{49529}}^1$

素因数の和:49550

約数の個数: 72

約数和(自身を含む): 243390420

約数和(自身を除く): 172068660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 49529, 99058, 148587, 198116, 247645, 297174, 396232, 445761, 495290, 594348, 742935, 792464, 891522, 990580, 1188696, 1485870, 1584928, 1783044, 1981160, 2228805, 2377392, 2971740, 3566088, 3962320, 4457610, 4754784, 5943480, 7132176, 7924640, 8915220, 11886960, 14264352, 17830440, 23773920, 35660880, 71321760]

約数ペア:

[(1, 71321760), (2, 35660880), (3, 23773920), (4, 17830440), (5, 14264352), (6, 11886960), (8, 8915220), (9, 7924640), (10, 7132176), (12, 5943480), (15, 4754784), (16, 4457610), (18, 3962320), (20, 3566088), (24, 2971740), (30, 2377392), (32, 2228805), (36, 1981160), (40, 1783044), (45, 1584928), (48, 1485870), (60, 1188696), (72, 990580), (80, 891522), (90, 792464), (96, 742935), (120, 594348), (144, 495290), (160, 445761), (180, 396232), (240, 297174), (288, 247645), (360, 198116), (480, 148587), (720, 99058), (1440, 49529)]