153408040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 353885760

約数和(自身を除く): 200477720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 107, 146, 214, 292, 365, 428, 491, 535, 584, 730, 856, 982, 1070, 1460, 1964, 2140, 2455, 2920, 3928, 4280, 4910, 7811, 9820, 15622, 19640, 31244, 35843, 39055, 52537, 62488, 71686, 78110, 105074, 143372, 156220, 179215, 210148, 262685, 286744, 312440, 358430, 420296, 525370, 716860, 1050740, 1433720, 2101480, 3835201, 7670402, 15340804, 19176005, 30681608, 38352010, 76704020, 153408040]

約数ペア:

[(1, 153408040), (2, 76704020), (4, 38352010), (5, 30681608), (8, 19176005), (10, 15340804), (20, 7670402), (40, 3835201), (73, 2101480), (107, 1433720), (146, 1050740), (214, 716860), (292, 525370), (365, 420296), (428, 358430), (491, 312440), (535, 286744), (584, 262685), (730, 210148), (856, 179215), (982, 156220), (1070, 143372), (1460, 105074), (1964, 78110), (2140, 71686), (2455, 62488), (2920, 52537), (3928, 39055), (4280, 35843), (4910, 31244), (7811, 19640), (9820, 15622)]