215489400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{51307}}^1$

素因数の和:51333

約数の個数: 96

約数和(自身を含む): 763463040

約数和(自身を除く): 547973640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 51307, 102614, 153921, 205228, 256535, 307842, 359149, 410456, 513070, 615684, 718298, 769605, 1026140, 1077447, 1231368, 1282675, 1436596, 1539210, 1795745, 2052280, 2154894, 2565350, 2873192, 3078420, 3591490, 3848025, 4309788, 5130700, 5387235, 6156840, 7182980, 7696050, 8619576, 8978725, 10261400, 10774470, 14365960, 15392100, 17957450, 21548940, 26936175, 30784200, 35914900, 43097880, 53872350, 71829800, 107744700, 215489400]

約数ペア:

[(1, 215489400), (2, 107744700), (3, 71829800), (4, 53872350), (5, 43097880), (6, 35914900), (7, 30784200), (8, 26936175), (10, 21548940), (12, 17957450), (14, 15392100), (15, 14365960), (20, 10774470), (21, 10261400), (24, 8978725), (25, 8619576), (28, 7696050), (30, 7182980), (35, 6156840), (40, 5387235), (42, 5130700), (50, 4309788), (56, 3848025), (60, 3591490), (70, 3078420), (75, 2873192), (84, 2565350), (100, 2154894), (105, 2052280), (120, 1795745), (140, 1539210), (150, 1436596), (168, 1282675), (175, 1231368), (200, 1077447), (210, 1026140), (280, 769605), (300, 718298), (350, 615684), (420, 513070), (525, 410456), (600, 359149), (700, 307842), (840, 256535), (1050, 205228), (1400, 153921), (2100, 102614), (4200, 51307)]