82016760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 283046400

約数和(自身を除く): 201029640

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, 140, 168, 210, 251, 280, 389, 420, 502, 753, 778, 840, 1004, 1167, 1255, 1506, 1556, 1757, 1945, 2008, 2334, 2510, 2723, 3012, 3112, 3514, 3765, 3890, 4668, 5020, 5271, 5446, 5835, 6024, 7028, 7530, 7780, 8169, 8785, 9336, 10040, 10542, 10892, 11670, 13615, 14056, 15060, 15560, 16338, 17570, 21084, 21784, 23340, 26355, 27230, 30120, 32676, 35140, 40845, 42168, 46680, 52710, 54460, 65352, 70280, 81690, 97639, 105420, 108920, 163380, 195278, 210840, 292917, 326760, 390556, 488195, 585834, 683473, 781112, 976390, 1171668, 1366946, 1464585, 1952780, 2050419, 2343336, 2733892, 2929170, 3417365, 3905560, 4100838, 5467784, 5858340, 6834730, 8201676, 10252095, 11716680, 13669460, 16403352, 20504190, 27338920, 41008380, 82016760]

約数ペア:

[(1, 82016760), (2, 41008380), (3, 27338920), (4, 20504190), (5, 16403352), (6, 13669460), (7, 11716680), (8, 10252095), (10, 8201676), (12, 6834730), (14, 5858340), (15, 5467784), (20, 4100838), (21, 3905560), (24, 3417365), (28, 2929170), (30, 2733892), (35, 2343336), (40, 2050419), (42, 1952780), (56, 1464585), (60, 1366946), (70, 1171668), (84, 976390), (105, 781112), (120, 683473), (140, 585834), (168, 488195), (210, 390556), (251, 326760), (280, 292917), (389, 210840), (420, 195278), (502, 163380), (753, 108920), (778, 105420), (840, 97639), (1004, 81690), (1167, 70280), (1255, 65352), (1506, 54460), (1556, 52710), (1757, 46680), (1945, 42168), (2008, 40845), (2334, 35140), (2510, 32676), (2723, 30120), (3012, 27230), (3112, 26355), (3514, 23340), (3765, 21784), (3890, 21084), (4668, 17570), (5020, 16338), (5271, 15560), (5446, 15060), (5835, 14056), (6024, 13615), (7028, 11670), (7530, 10892), (7780, 10542), (8169, 10040), (8785, 9336)]