680516880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{27529}}^1$

素因数の和:27648

約数の個数: 80

約数和(自身を含む): 2130161280

約数和(自身を除く): 1449644400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 4120, 4944, 6180, 8240, 12360, 24720, 27529, 55058, 82587, 110116, 137645, 165174, 220232, 275290, 330348, 412935, 440464, 550580, 660696, 825870, 1101160, 1321392, 1651740, 2202320, 2835487, 3303480, 5670974, 6606960, 8506461, 11341948, 14177435, 17012922, 22683896, 28354870, 34025844, 42532305, 45367792, 56709740, 68051688, 85064610, 113419480, 136103376, 170129220, 226838960, 340258440, 680516880]

約数ペア:

[(1, 680516880), (2, 340258440), (3, 226838960), (4, 170129220), (5, 136103376), (6, 113419480), (8, 85064610), (10, 68051688), (12, 56709740), (15, 45367792), (16, 42532305), (20, 34025844), (24, 28354870), (30, 22683896), (40, 17012922), (48, 14177435), (60, 11341948), (80, 8506461), (103, 6606960), (120, 5670974), (206, 3303480), (240, 2835487), (309, 2202320), (412, 1651740), (515, 1321392), (618, 1101160), (824, 825870), (1030, 660696), (1236, 550580), (1545, 440464), (1648, 412935), (2060, 330348), (2472, 275290), (3090, 220232), (4120, 165174), (4944, 137645), (6180, 110116), (8240, 82587), (12360, 55058), (24720, 27529)]