1866240

素因数分解:

$2^9\times 3^6\times 5^1$

素因数の和:41

約数の個数: 140

約数和(自身を含む): 6708834

約数和(自身を除く): 4842594

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, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4608, 4860, 5184, 5760, 5832, 6480, 6912, 7290, 7680, 7776, 8640, 9720, 10368, 11520, 11664, 12960, 13824, 14580, 15552, 17280, 19440, 20736, 23040, 23328, 25920, 29160, 31104, 34560, 38880, 41472, 46656, 51840, 58320, 62208, 69120, 77760, 93312, 103680, 116640, 124416, 155520, 186624, 207360, 233280, 311040, 373248, 466560, 622080, 933120, 1866240]

約数ペア:

[(1, 1866240), (2, 933120), (3, 622080), (4, 466560), (5, 373248), (6, 311040), (8, 233280), (9, 207360), (10, 186624), (12, 155520), (15, 124416), (16, 116640), (18, 103680), (20, 93312), (24, 77760), (27, 69120), (30, 62208), (32, 58320), (36, 51840), (40, 46656), (45, 41472), (48, 38880), (54, 34560), (60, 31104), (64, 29160), (72, 25920), (80, 23328), (81, 23040), (90, 20736), (96, 19440), (108, 17280), (120, 15552), (128, 14580), (135, 13824), (144, 12960), (160, 11664), (162, 11520), (180, 10368), (192, 9720), (216, 8640), (240, 7776), (243, 7680), (256, 7290), (270, 6912), (288, 6480), (320, 5832), (324, 5760), (360, 5184), (384, 4860), (405, 4608), (432, 4320), (480, 3888), (486, 3840), (512, 3645), (540, 3456), (576, 3240), (640, 2916), (648, 2880), (720, 2592), (729, 2560), (768, 2430), (810, 2304), (864, 2160), (960, 1944), (972, 1920), (1080, 1728), (1152, 1620), (1215, 1536), (1280, 1458), (1296, 1440)]