820004688

素因数分解:

$2^4\times 3^3\times {\mathrm{1301}}^1\times {\mathrm{1459}}^1$

素因数の和:2777

約数の個数: 80

約数和(自身を含む): 2357140800

約数和(自身を除く): 1537136112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1301, 1459, 2602, 2918, 3903, 4377, 5204, 5836, 7806, 8754, 10408, 11672, 11709, 13131, 15612, 17508, 20816, 23344, 23418, 26262, 31224, 35016, 35127, 39393, 46836, 52524, 62448, 70032, 70254, 78786, 93672, 105048, 140508, 157572, 187344, 210096, 281016, 315144, 562032, 630288, 1898159, 3796318, 5694477, 7592636, 11388954, 15185272, 17083431, 22777908, 30370544, 34166862, 45555816, 51250293, 68333724, 91111632, 102500586, 136667448, 205001172, 273334896, 410002344, 820004688]

約数ペア:

[(1, 820004688), (2, 410002344), (3, 273334896), (4, 205001172), (6, 136667448), (8, 102500586), (9, 91111632), (12, 68333724), (16, 51250293), (18, 45555816), (24, 34166862), (27, 30370544), (36, 22777908), (48, 17083431), (54, 15185272), (72, 11388954), (108, 7592636), (144, 5694477), (216, 3796318), (432, 1898159), (1301, 630288), (1459, 562032), (2602, 315144), (2918, 281016), (3903, 210096), (4377, 187344), (5204, 157572), (5836, 140508), (7806, 105048), (8754, 93672), (10408, 78786), (11672, 70254), (11709, 70032), (13131, 62448), (15612, 52524), (17508, 46836), (20816, 39393), (23344, 35127), (23418, 35016), (26262, 31224)]