1638720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{569}}^1$

素因数の和:592

約数の個数: 84

約数和(自身を含む): 5646420

約数和(自身を除く): 4007700

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 569, 576, 720, 960, 1138, 1440, 1707, 2276, 2845, 2880, 3414, 4552, 5121, 5690, 6828, 8535, 9104, 10242, 11380, 13656, 17070, 18208, 20484, 22760, 25605, 27312, 34140, 36416, 40968, 45520, 51210, 54624, 68280, 81936, 91040, 102420, 109248, 136560, 163872, 182080, 204840, 273120, 327744, 409680, 546240, 819360, 1638720]

約数ペア:

[(1, 1638720), (2, 819360), (3, 546240), (4, 409680), (5, 327744), (6, 273120), (8, 204840), (9, 182080), (10, 163872), (12, 136560), (15, 109248), (16, 102420), (18, 91040), (20, 81936), (24, 68280), (30, 54624), (32, 51210), (36, 45520), (40, 40968), (45, 36416), (48, 34140), (60, 27312), (64, 25605), (72, 22760), (80, 20484), (90, 18208), (96, 17070), (120, 13656), (144, 11380), (160, 10242), (180, 9104), (192, 8535), (240, 6828), (288, 5690), (320, 5121), (360, 4552), (480, 3414), (569, 2880), (576, 2845), (720, 2276), (960, 1707), (1138, 1440)]