1328611440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{425837}}^1$

素因数の和:425866

約数の個数: 80

約数和(自身を含む): 4435528608

約数和(自身を除く): 3106917168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 425837, 851674, 1277511, 1703348, 2129185, 2555022, 3406696, 4258370, 5110044, 5535881, 6387555, 6813392, 8516740, 10220088, 11071762, 12775110, 16607643, 17033480, 20440176, 22143524, 25550220, 27679405, 33215286, 34066960, 44287048, 51100440, 55358810, 66430572, 83038215, 88574096, 102200880, 110717620, 132861144, 166076430, 221435240, 265722288, 332152860, 442870480, 664305720, 1328611440]

約数ペア:

[(1, 1328611440), (2, 664305720), (3, 442870480), (4, 332152860), (5, 265722288), (6, 221435240), (8, 166076430), (10, 132861144), (12, 110717620), (13, 102200880), (15, 88574096), (16, 83038215), (20, 66430572), (24, 55358810), (26, 51100440), (30, 44287048), (39, 34066960), (40, 33215286), (48, 27679405), (52, 25550220), (60, 22143524), (65, 20440176), (78, 17033480), (80, 16607643), (104, 12775110), (120, 11071762), (130, 10220088), (156, 8516740), (195, 6813392), (208, 6387555), (240, 5535881), (260, 5110044), (312, 4258370), (390, 3406696), (520, 2555022), (624, 2129185), (780, 1703348), (1040, 1277511), (1560, 851674), (3120, 425837)]