87686760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{751}}^1$

素因数の和:911

約数の個数: 128

約数和(自身を含む): 303206400

約数和(自身を除く): 215519640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 751, 834, 840, 973, 1112, 1390, 1502, 1668, 1946, 2085, 2253, 2780, 2919, 3004, 3336, 3755, 3892, 4170, 4506, 4865, 5257, 5560, 5838, 6008, 7510, 7784, 8340, 9012, 9730, 10514, 11265, 11676, 14595, 15020, 15771, 16680, 18024, 19460, 21028, 22530, 23352, 26285, 29190, 30040, 31542, 38920, 42056, 45060, 52570, 58380, 63084, 78855, 90120, 104389, 105140, 116760, 126168, 157710, 208778, 210280, 313167, 315420, 417556, 521945, 626334, 630840, 730723, 835112, 1043890, 1252668, 1461446, 1565835, 2087780, 2192169, 2505336, 2922892, 3131670, 3653615, 4175560, 4384338, 5845784, 6263340, 7307230, 8768676, 10960845, 12526680, 14614460, 17537352, 21921690, 29228920, 43843380, 87686760]

約数ペア:

[(1, 87686760), (2, 43843380), (3, 29228920), (4, 21921690), (5, 17537352), (6, 14614460), (7, 12526680), (8, 10960845), (10, 8768676), (12, 7307230), (14, 6263340), (15, 5845784), (20, 4384338), (21, 4175560), (24, 3653615), (28, 3131670), (30, 2922892), (35, 2505336), (40, 2192169), (42, 2087780), (56, 1565835), (60, 1461446), (70, 1252668), (84, 1043890), (105, 835112), (120, 730723), (139, 630840), (140, 626334), (168, 521945), (210, 417556), (278, 315420), (280, 313167), (417, 210280), (420, 208778), (556, 157710), (695, 126168), (751, 116760), (834, 105140), (840, 104389), (973, 90120), (1112, 78855), (1390, 63084), (1502, 58380), (1668, 52570), (1946, 45060), (2085, 42056), (2253, 38920), (2780, 31542), (2919, 30040), (3004, 29190), (3336, 26285), (3755, 23352), (3892, 22530), (4170, 21028), (4506, 19460), (4865, 18024), (5257, 16680), (5560, 15771), (5838, 15020), (6008, 14595), (7510, 11676), (7784, 11265), (8340, 10514), (9012, 9730)]