78979800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{947}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 246859200

約数和(自身を除く): 167879400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 139, 150, 200, 278, 300, 417, 556, 600, 695, 834, 947, 1112, 1390, 1668, 1894, 2085, 2780, 2841, 3336, 3475, 3788, 4170, 4735, 5560, 5682, 6950, 7576, 8340, 9470, 10425, 11364, 13900, 14205, 16680, 18940, 20850, 22728, 23675, 27800, 28410, 37880, 41700, 47350, 56820, 71025, 83400, 94700, 113640, 131633, 142050, 189400, 263266, 284100, 394899, 526532, 568200, 658165, 789798, 1053064, 1316330, 1579596, 1974495, 2632660, 3159192, 3290825, 3948990, 5265320, 6581650, 7897980, 9872475, 13163300, 15795960, 19744950, 26326600, 39489900, 78979800]

約数ペア:

[(1, 78979800), (2, 39489900), (3, 26326600), (4, 19744950), (5, 15795960), (6, 13163300), (8, 9872475), (10, 7897980), (12, 6581650), (15, 5265320), (20, 3948990), (24, 3290825), (25, 3159192), (30, 2632660), (40, 1974495), (50, 1579596), (60, 1316330), (75, 1053064), (100, 789798), (120, 658165), (139, 568200), (150, 526532), (200, 394899), (278, 284100), (300, 263266), (417, 189400), (556, 142050), (600, 131633), (695, 113640), (834, 94700), (947, 83400), (1112, 71025), (1390, 56820), (1668, 47350), (1894, 41700), (2085, 37880), (2780, 28410), (2841, 27800), (3336, 23675), (3475, 22728), (3788, 20850), (4170, 18940), (4735, 16680), (5560, 14205), (5682, 13900), (6950, 11364), (7576, 10425), (8340, 9470)]