494640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{229}}^1$

素因数の和:251

約数の個数: 80

約数和(自身を含む): 1711200

約数和(自身を除く): 1216560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 229, 240, 270, 360, 432, 458, 540, 687, 720, 916, 1080, 1145, 1374, 1832, 2061, 2160, 2290, 2748, 3435, 3664, 4122, 4580, 5496, 6183, 6870, 8244, 9160, 10305, 10992, 12366, 13740, 16488, 18320, 20610, 24732, 27480, 30915, 32976, 41220, 49464, 54960, 61830, 82440, 98928, 123660, 164880, 247320, 494640]

約数ペア:

[(1, 494640), (2, 247320), (3, 164880), (4, 123660), (5, 98928), (6, 82440), (8, 61830), (9, 54960), (10, 49464), (12, 41220), (15, 32976), (16, 30915), (18, 27480), (20, 24732), (24, 20610), (27, 18320), (30, 16488), (36, 13740), (40, 12366), (45, 10992), (48, 10305), (54, 9160), (60, 8244), (72, 6870), (80, 6183), (90, 5496), (108, 4580), (120, 4122), (135, 3664), (144, 3435), (180, 2748), (216, 2290), (229, 2160), (240, 2061), (270, 1832), (360, 1374), (432, 1145), (458, 1080), (540, 916), (687, 720)]