730240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{163}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 2007360

約数和(自身を除く): 1277120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 163, 224, 280, 320, 326, 448, 560, 640, 652, 815, 896, 1120, 1141, 1304, 1630, 2240, 2282, 2608, 3260, 4480, 4564, 5216, 5705, 6520, 9128, 10432, 11410, 13040, 18256, 20864, 22820, 26080, 36512, 45640, 52160, 73024, 91280, 104320, 146048, 182560, 365120, 730240]

約数ペア:

[(1, 730240), (2, 365120), (4, 182560), (5, 146048), (7, 104320), (8, 91280), (10, 73024), (14, 52160), (16, 45640), (20, 36512), (28, 26080), (32, 22820), (35, 20864), (40, 18256), (56, 13040), (64, 11410), (70, 10432), (80, 9128), (112, 6520), (128, 5705), (140, 5216), (160, 4564), (163, 4480), (224, 3260), (280, 2608), (320, 2282), (326, 2240), (448, 1630), (560, 1304), (640, 1141), (652, 1120), (815, 896)]