40454640

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{2081}}^1$

素因数の和:2109

約数の個数: 120

約数和(自身を含む): 140959728

約数和(自身を除く): 100505088

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, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2081, 2160, 2430, 3240, 3888, 4162, 4860, 6243, 6480, 8324, 9720, 10405, 12486, 16648, 18729, 19440, 20810, 24972, 31215, 33296, 37458, 41620, 49944, 56187, 62430, 74916, 83240, 93645, 99888, 112374, 124860, 149832, 166480, 168561, 187290, 224748, 249720, 280935, 299664, 337122, 374580, 449496, 499440, 505683, 561870, 674244, 749160, 842805, 898992, 1011366, 1123740, 1348488, 1498320, 1685610, 2022732, 2247480, 2528415, 2696976, 3371220, 4045464, 4494960, 5056830, 6742440, 8090928, 10113660, 13484880, 20227320, 40454640]

約数ペア:

[(1, 40454640), (2, 20227320), (3, 13484880), (4, 10113660), (5, 8090928), (6, 6742440), (8, 5056830), (9, 4494960), (10, 4045464), (12, 3371220), (15, 2696976), (16, 2528415), (18, 2247480), (20, 2022732), (24, 1685610), (27, 1498320), (30, 1348488), (36, 1123740), (40, 1011366), (45, 898992), (48, 842805), (54, 749160), (60, 674244), (72, 561870), (80, 505683), (81, 499440), (90, 449496), (108, 374580), (120, 337122), (135, 299664), (144, 280935), (162, 249720), (180, 224748), (216, 187290), (240, 168561), (243, 166480), (270, 149832), (324, 124860), (360, 112374), (405, 99888), (432, 93645), (486, 83240), (540, 74916), (648, 62430), (720, 56187), (810, 49944), (972, 41620), (1080, 37458), (1215, 33296), (1296, 31215), (1620, 24972), (1944, 20810), (2081, 19440), (2160, 18729), (2430, 16648), (3240, 12486), (3888, 10405), (4162, 9720), (4860, 8324), (6243, 6480)]