78999720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34649}}^1$

素因数の和:34682

約数の個数: 64

約数和(自身を含む): 249480000

約数和(自身を除く): 170480280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 34649, 69298, 103947, 138596, 173245, 207894, 277192, 346490, 415788, 519735, 658331, 692980, 831576, 1039470, 1316662, 1385960, 1974993, 2078940, 2633324, 3291655, 3949986, 4157880, 5266648, 6583310, 7899972, 9874965, 13166620, 15799944, 19749930, 26333240, 39499860, 78999720]

約数ペア:

[(1, 78999720), (2, 39499860), (3, 26333240), (4, 19749930), (5, 15799944), (6, 13166620), (8, 9874965), (10, 7899972), (12, 6583310), (15, 5266648), (19, 4157880), (20, 3949986), (24, 3291655), (30, 2633324), (38, 2078940), (40, 1974993), (57, 1385960), (60, 1316662), (76, 1039470), (95, 831576), (114, 692980), (120, 658331), (152, 519735), (190, 415788), (228, 346490), (285, 277192), (380, 207894), (456, 173245), (570, 138596), (760, 103947), (1140, 69298), (2280, 34649)]