304156720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{77591}}^1$

素因数の和:77618

約数の個数: 60

約数和(自身を含む): 822630384

約数和(自身を除く): 518473664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 77591, 155182, 310364, 387955, 543137, 620728, 775910, 1086274, 1241456, 1551820, 2172548, 2715685, 3103640, 3801959, 4345096, 5431370, 6207280, 7603918, 8690192, 10862740, 15207836, 19009795, 21725480, 30415672, 38019590, 43450960, 60831344, 76039180, 152078360, 304156720]

約数ペア:

[(1, 304156720), (2, 152078360), (4, 76039180), (5, 60831344), (7, 43450960), (8, 38019590), (10, 30415672), (14, 21725480), (16, 19009795), (20, 15207836), (28, 10862740), (35, 8690192), (40, 7603918), (49, 6207280), (56, 5431370), (70, 4345096), (80, 3801959), (98, 3103640), (112, 2715685), (140, 2172548), (196, 1551820), (245, 1241456), (280, 1086274), (392, 775910), (490, 620728), (560, 543137), (784, 387955), (980, 310364), (1960, 155182), (3920, 77591)]