180712000

素因数分解:

$2^6\times 5^3\times 7^2\times {\mathrm{461}}^1$

素因数の和:502

約数の個数: 168

約数和(自身を含む): 521729208

約数和(自身を除く): 341017208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 320, 350, 392, 400, 448, 461, 490, 500, 560, 700, 784, 800, 875, 922, 980, 1000, 1120, 1225, 1400, 1568, 1600, 1750, 1844, 1960, 2000, 2240, 2305, 2450, 2800, 3136, 3227, 3500, 3688, 3920, 4000, 4610, 4900, 5600, 6125, 6454, 7000, 7376, 7840, 8000, 9220, 9800, 11200, 11525, 12250, 12908, 14000, 14752, 15680, 16135, 18440, 19600, 22589, 23050, 24500, 25816, 28000, 29504, 32270, 36880, 39200, 45178, 46100, 49000, 51632, 56000, 57625, 64540, 73760, 78400, 80675, 90356, 92200, 98000, 103264, 112945, 115250, 129080, 147520, 161350, 180712, 184400, 196000, 206528, 225890, 230500, 258160, 322700, 361424, 368800, 392000, 403375, 451780, 461000, 516320, 564725, 645400, 722848, 737600, 806750, 903560, 922000, 1032640, 1129450, 1290800, 1445696, 1613500, 1807120, 1844000, 2258900, 2581600, 2823625, 3227000, 3614240, 3688000, 4517800, 5163200, 5647250, 6454000, 7228480, 9035600, 11294500, 12908000, 18071200, 22589000, 25816000, 36142400, 45178000, 90356000, 180712000]

約数ペア:

[(1, 180712000), (2, 90356000), (4, 45178000), (5, 36142400), (7, 25816000), (8, 22589000), (10, 18071200), (14, 12908000), (16, 11294500), (20, 9035600), (25, 7228480), (28, 6454000), (32, 5647250), (35, 5163200), (40, 4517800), (49, 3688000), (50, 3614240), (56, 3227000), (64, 2823625), (70, 2581600), (80, 2258900), (98, 1844000), (100, 1807120), (112, 1613500), (125, 1445696), (140, 1290800), (160, 1129450), (175, 1032640), (196, 922000), (200, 903560), (224, 806750), (245, 737600), (250, 722848), (280, 645400), (320, 564725), (350, 516320), (392, 461000), (400, 451780), (448, 403375), (461, 392000), (490, 368800), (500, 361424), (560, 322700), (700, 258160), (784, 230500), (800, 225890), (875, 206528), (922, 196000), (980, 184400), (1000, 180712), (1120, 161350), (1225, 147520), (1400, 129080), (1568, 115250), (1600, 112945), (1750, 103264), (1844, 98000), (1960, 92200), (2000, 90356), (2240, 80675), (2305, 78400), (2450, 73760), (2800, 64540), (3136, 57625), (3227, 56000), (3500, 51632), (3688, 49000), (3920, 46100), (4000, 45178), (4610, 39200), (4900, 36880), (5600, 32270), (6125, 29504), (6454, 28000), (7000, 25816), (7376, 24500), (7840, 23050), (8000, 22589), (9220, 19600), (9800, 18440), (11200, 16135), (11525, 15680), (12250, 14752), (12908, 14000)]