303235820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7321}}^1$

素因数の和:7458

約数の個数: 48

約数和(自身を含む): 676552800

約数和(自身を除く): 373316980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 4142, 7321, 8284, 10355, 14642, 20710, 29284, 36605, 41420, 73210, 139099, 146420, 278198, 556396, 695495, 797989, 1390990, 1595978, 2781980, 3191956, 3989945, 7979890, 15161791, 15959780, 30323582, 60647164, 75808955, 151617910, 303235820]

約数ペア:

[(1, 303235820), (2, 151617910), (4, 75808955), (5, 60647164), (10, 30323582), (19, 15959780), (20, 15161791), (38, 7979890), (76, 3989945), (95, 3191956), (109, 2781980), (190, 1595978), (218, 1390990), (380, 797989), (436, 695495), (545, 556396), (1090, 278198), (2071, 146420), (2180, 139099), (4142, 73210), (7321, 41420), (8284, 36605), (10355, 29284), (14642, 20710)]