16261740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 55351296

約数和(自身を除く): 39089556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 191, 198, 215, 220, 258, 330, 382, 387, 396, 430, 473, 495, 516, 573, 645, 660, 764, 774, 860, 946, 955, 990, 1146, 1290, 1419, 1548, 1719, 1892, 1910, 1935, 1980, 2101, 2292, 2365, 2580, 2838, 2865, 3438, 3820, 3870, 4202, 4257, 4730, 5676, 5730, 6303, 6876, 7095, 7740, 8213, 8404, 8514, 8595, 9460, 10505, 11460, 12606, 14190, 16426, 17028, 17190, 18909, 21010, 21285, 24639, 25212, 28380, 31515, 32852, 34380, 37818, 41065, 42020, 42570, 49278, 63030, 73917, 75636, 82130, 85140, 90343, 94545, 98556, 123195, 126060, 147834, 164260, 180686, 189090, 246390, 271029, 295668, 361372, 369585, 378180, 451715, 492780, 542058, 739170, 813087, 903430, 1084116, 1355145, 1478340, 1626174, 1806860, 2710290, 3252348, 4065435, 5420580, 8130870, 16261740]

約数ペア:

[(1, 16261740), (2, 8130870), (3, 5420580), (4, 4065435), (5, 3252348), (6, 2710290), (9, 1806860), (10, 1626174), (11, 1478340), (12, 1355145), (15, 1084116), (18, 903430), (20, 813087), (22, 739170), (30, 542058), (33, 492780), (36, 451715), (43, 378180), (44, 369585), (45, 361372), (55, 295668), (60, 271029), (66, 246390), (86, 189090), (90, 180686), (99, 164260), (110, 147834), (129, 126060), (132, 123195), (165, 98556), (172, 94545), (180, 90343), (191, 85140), (198, 82130), (215, 75636), (220, 73917), (258, 63030), (330, 49278), (382, 42570), (387, 42020), (396, 41065), (430, 37818), (473, 34380), (495, 32852), (516, 31515), (573, 28380), (645, 25212), (660, 24639), (764, 21285), (774, 21010), (860, 18909), (946, 17190), (955, 17028), (990, 16426), (1146, 14190), (1290, 12606), (1419, 11460), (1548, 10505), (1719, 9460), (1892, 8595), (1910, 8514), (1935, 8404), (1980, 8213), (2101, 7740), (2292, 7095), (2365, 6876), (2580, 6303), (2838, 5730), (2865, 5676), (3438, 4730), (3820, 4257), (3870, 4202)]