2912298815840

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{847663}}^1$

素因数の和:847984

約数の個数: 96

約数和(自身を含む): 6978682085760

約数和(自身を除く): 4066383269920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 197, 218, 394, 436, 545, 788, 872, 985, 1090, 1576, 1744, 1970, 2180, 3152, 3488, 3940, 4360, 6304, 7880, 8720, 15760, 17440, 21473, 31520, 42946, 85892, 107365, 171784, 214730, 343568, 429460, 687136, 847663, 858920, 1695326, 1717840, 3390652, 3435680, 4238315, 6781304, 8476630, 13562608, 16953260, 27125216, 33906520, 67813040, 92395267, 135626080, 166989611, 184790534, 333979222, 369581068, 461976335, 667958444, 739162136, 834948055, 923952670, 1335916888, 1478324272, 1669896110, 1847905340, 2671833776, 2956648544, 3339792220, 3695810680, 5343667552, 6679584440, 7391621360, 13359168880, 14783242720, 18201867599, 26718337760, 36403735198, 72807470396, 91009337995, 145614940792, 182018675990, 291229881584, 364037351980, 582459763168, 728074703960, 1456149407920, 2912298815840]

約数ペア:

[(1, 2912298815840), (2, 1456149407920), (4, 728074703960), (5, 582459763168), (8, 364037351980), (10, 291229881584), (16, 182018675990), (20, 145614940792), (32, 91009337995), (40, 72807470396), (80, 36403735198), (109, 26718337760), (160, 18201867599), (197, 14783242720), (218, 13359168880), (394, 7391621360), (436, 6679584440), (545, 5343667552), (788, 3695810680), (872, 3339792220), (985, 2956648544), (1090, 2671833776), (1576, 1847905340), (1744, 1669896110), (1970, 1478324272), (2180, 1335916888), (3152, 923952670), (3488, 834948055), (3940, 739162136), (4360, 667958444), (6304, 461976335), (7880, 369581068), (8720, 333979222), (15760, 184790534), (17440, 166989611), (21473, 135626080), (31520, 92395267), (42946, 67813040), (85892, 33906520), (107365, 27125216), (171784, 16953260), (214730, 13562608), (343568, 8476630), (429460, 6781304), (687136, 4238315), (847663, 3435680), (858920, 3390652), (1695326, 1717840)]