648727140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{4051}}^1$

素因数の和:4237

約数の個数: 96

約数和(自身を含む): 1936013184

約数和(自身を除く): 1287286044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 157, 170, 204, 255, 314, 340, 471, 510, 628, 785, 942, 1020, 1570, 1884, 2355, 2669, 3140, 4051, 4710, 5338, 8007, 8102, 9420, 10676, 12153, 13345, 16014, 16204, 20255, 24306, 26690, 32028, 40035, 40510, 48612, 53380, 60765, 68867, 80070, 81020, 121530, 137734, 160140, 206601, 243060, 275468, 344335, 413202, 636007, 688670, 826404, 1033005, 1272014, 1377340, 1908021, 2066010, 2544028, 3180035, 3816042, 4132020, 6360070, 7632084, 9540105, 10812119, 12720140, 19080210, 21624238, 32436357, 38160420, 43248476, 54060595, 64872714, 108121190, 129745428, 162181785, 216242380, 324363570, 648727140]

約数ペア:

[(1, 648727140), (2, 324363570), (3, 216242380), (4, 162181785), (5, 129745428), (6, 108121190), (10, 64872714), (12, 54060595), (15, 43248476), (17, 38160420), (20, 32436357), (30, 21624238), (34, 19080210), (51, 12720140), (60, 10812119), (68, 9540105), (85, 7632084), (102, 6360070), (157, 4132020), (170, 3816042), (204, 3180035), (255, 2544028), (314, 2066010), (340, 1908021), (471, 1377340), (510, 1272014), (628, 1033005), (785, 826404), (942, 688670), (1020, 636007), (1570, 413202), (1884, 344335), (2355, 275468), (2669, 243060), (3140, 206601), (4051, 160140), (4710, 137734), (5338, 121530), (8007, 81020), (8102, 80070), (9420, 68867), (10676, 60765), (12153, 53380), (13345, 48612), (16014, 40510), (16204, 40035), (20255, 32028), (24306, 26690)]