19120500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{607}}^1$

素因数の和:639

約数の個数: 144

約数和(自身を含む): 69049344

約数和(自身を除く): 49928844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 607, 630, 700, 750, 875, 900, 1050, 1125, 1214, 1260, 1500, 1575, 1750, 1821, 2100, 2250, 2428, 2625, 3035, 3150, 3500, 3642, 4249, 4500, 5250, 5463, 6070, 6300, 7284, 7875, 8498, 9105, 10500, 10926, 12140, 12747, 15175, 15750, 16996, 18210, 21245, 21852, 25494, 27315, 30350, 31500, 36420, 38241, 42490, 45525, 50988, 54630, 60700, 63735, 75875, 76482, 84980, 91050, 106225, 109260, 127470, 136575, 151750, 152964, 182100, 191205, 212450, 227625, 254940, 273150, 303500, 318675, 382410, 424900, 455250, 531125, 546300, 637350, 682875, 764820, 910500, 956025, 1062250, 1274700, 1365750, 1593375, 1912050, 2124500, 2731500, 3186750, 3824100, 4780125, 6373500, 9560250, 19120500]

約数ペア:

[(1, 19120500), (2, 9560250), (3, 6373500), (4, 4780125), (5, 3824100), (6, 3186750), (7, 2731500), (9, 2124500), (10, 1912050), (12, 1593375), (14, 1365750), (15, 1274700), (18, 1062250), (20, 956025), (21, 910500), (25, 764820), (28, 682875), (30, 637350), (35, 546300), (36, 531125), (42, 455250), (45, 424900), (50, 382410), (60, 318675), (63, 303500), (70, 273150), (75, 254940), (84, 227625), (90, 212450), (100, 191205), (105, 182100), (125, 152964), (126, 151750), (140, 136575), (150, 127470), (175, 109260), (180, 106225), (210, 91050), (225, 84980), (250, 76482), (252, 75875), (300, 63735), (315, 60700), (350, 54630), (375, 50988), (420, 45525), (450, 42490), (500, 38241), (525, 36420), (607, 31500), (630, 30350), (700, 27315), (750, 25494), (875, 21852), (900, 21245), (1050, 18210), (1125, 16996), (1214, 15750), (1260, 15175), (1500, 12747), (1575, 12140), (1750, 10926), (1821, 10500), (2100, 9105), (2250, 8498), (2428, 7875), (2625, 7284), (3035, 6300), (3150, 6070), (3500, 5463), (3642, 5250), (4249, 4500)]