7864500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{107}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 26889408

約数和(自身を除く): 19024908

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 107, 125, 140, 147, 150, 175, 196, 210, 214, 245, 250, 294, 300, 321, 350, 375, 420, 428, 490, 500, 525, 535, 588, 642, 700, 735, 749, 750, 875, 980, 1050, 1070, 1225, 1284, 1470, 1498, 1500, 1605, 1750, 2100, 2140, 2247, 2450, 2625, 2675, 2940, 2996, 3210, 3500, 3675, 3745, 4494, 4900, 5243, 5250, 5350, 6125, 6420, 7350, 7490, 8025, 8988, 10486, 10500, 10700, 11235, 12250, 13375, 14700, 14980, 15729, 16050, 18375, 18725, 20972, 22470, 24500, 26215, 26750, 31458, 32100, 36750, 37450, 40125, 44940, 52430, 53500, 56175, 62916, 73500, 74900, 78645, 80250, 93625, 104860, 112350, 131075, 157290, 160500, 187250, 224700, 262150, 280875, 314580, 374500, 393225, 524300, 561750, 655375, 786450, 1123500, 1310750, 1572900, 1966125, 2621500, 3932250, 7864500]

約数ペア:

[(1, 7864500), (2, 3932250), (3, 2621500), (4, 1966125), (5, 1572900), (6, 1310750), (7, 1123500), (10, 786450), (12, 655375), (14, 561750), (15, 524300), (20, 393225), (21, 374500), (25, 314580), (28, 280875), (30, 262150), (35, 224700), (42, 187250), (49, 160500), (50, 157290), (60, 131075), (70, 112350), (75, 104860), (84, 93625), (98, 80250), (100, 78645), (105, 74900), (107, 73500), (125, 62916), (140, 56175), (147, 53500), (150, 52430), (175, 44940), (196, 40125), (210, 37450), (214, 36750), (245, 32100), (250, 31458), (294, 26750), (300, 26215), (321, 24500), (350, 22470), (375, 20972), (420, 18725), (428, 18375), (490, 16050), (500, 15729), (525, 14980), (535, 14700), (588, 13375), (642, 12250), (700, 11235), (735, 10700), (749, 10500), (750, 10486), (875, 8988), (980, 8025), (1050, 7490), (1070, 7350), (1225, 6420), (1284, 6125), (1470, 5350), (1498, 5250), (1500, 5243), (1605, 4900), (1750, 4494), (2100, 3745), (2140, 3675), (2247, 3500), (2450, 3210), (2625, 2996), (2675, 2940)]