285202260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:974

約数の個数: 144

約数和(自身を含む): 992863872

約数和(自身を除く): 707661612

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 461, 491, 630, 922, 982, 1260, 1383, 1473, 1844, 1964, 2305, 2455, 2766, 2946, 3227, 3437, 4149, 4419, 4610, 4910, 5532, 5892, 6454, 6874, 6915, 7365, 8298, 8838, 9220, 9681, 9820, 10311, 12908, 13748, 13830, 14730, 16135, 16596, 17185, 17676, 19362, 20622, 20745, 22095, 27660, 29043, 29460, 30933, 32270, 34370, 38724, 41244, 41490, 44190, 48405, 51555, 58086, 61866, 64540, 68740, 82980, 88380, 96810, 103110, 116172, 123732, 145215, 154665, 193620, 206220, 226351, 290430, 309330, 452702, 580860, 618660, 679053, 905404, 1131755, 1358106, 1584457, 2037159, 2263510, 2716212, 3168914, 3395265, 4074318, 4527020, 4753371, 6337828, 6790530, 7922285, 8148636, 9506742, 10185795, 13581060, 14260113, 15844570, 19013484, 20371590, 23766855, 28520226, 31689140, 40743180, 47533710, 57040452, 71300565, 95067420, 142601130, 285202260]

約数ペア:

[(1, 285202260), (2, 142601130), (3, 95067420), (4, 71300565), (5, 57040452), (6, 47533710), (7, 40743180), (9, 31689140), (10, 28520226), (12, 23766855), (14, 20371590), (15, 19013484), (18, 15844570), (20, 14260113), (21, 13581060), (28, 10185795), (30, 9506742), (35, 8148636), (36, 7922285), (42, 6790530), (45, 6337828), (60, 4753371), (63, 4527020), (70, 4074318), (84, 3395265), (90, 3168914), (105, 2716212), (126, 2263510), (140, 2037159), (180, 1584457), (210, 1358106), (252, 1131755), (315, 905404), (420, 679053), (461, 618660), (491, 580860), (630, 452702), (922, 309330), (982, 290430), (1260, 226351), (1383, 206220), (1473, 193620), (1844, 154665), (1964, 145215), (2305, 123732), (2455, 116172), (2766, 103110), (2946, 96810), (3227, 88380), (3437, 82980), (4149, 68740), (4419, 64540), (4610, 61866), (4910, 58086), (5532, 51555), (5892, 48405), (6454, 44190), (6874, 41490), (6915, 41244), (7365, 38724), (8298, 34370), (8838, 32270), (9220, 30933), (9681, 29460), (9820, 29043), (10311, 27660), (12908, 22095), (13748, 20745), (13830, 20622), (14730, 19362), (16135, 17676), (16596, 17185)]