42120400

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{307}}^1$

素因数の和:346

約数の個数: 120

約数和(自身を含む): 118395200

約数和(自身を除く): 76274800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 307, 343, 350, 392, 400, 490, 560, 614, 686, 700, 784, 980, 1225, 1228, 1372, 1400, 1535, 1715, 1960, 2149, 2450, 2456, 2744, 2800, 3070, 3430, 3920, 4298, 4900, 4912, 5488, 6140, 6860, 7675, 8575, 8596, 9800, 10745, 12280, 13720, 15043, 15350, 17150, 17192, 19600, 21490, 24560, 27440, 30086, 30700, 34300, 34384, 42980, 53725, 60172, 61400, 68600, 75215, 85960, 105301, 107450, 120344, 122800, 137200, 150430, 171920, 210602, 214900, 240688, 300860, 376075, 421204, 429800, 526505, 601720, 752150, 842408, 859600, 1053010, 1203440, 1504300, 1684816, 2106020, 2632525, 3008600, 4212040, 5265050, 6017200, 8424080, 10530100, 21060200, 42120400]

約数ペア:

[(1, 42120400), (2, 21060200), (4, 10530100), (5, 8424080), (7, 6017200), (8, 5265050), (10, 4212040), (14, 3008600), (16, 2632525), (20, 2106020), (25, 1684816), (28, 1504300), (35, 1203440), (40, 1053010), (49, 859600), (50, 842408), (56, 752150), (70, 601720), (80, 526505), (98, 429800), (100, 421204), (112, 376075), (140, 300860), (175, 240688), (196, 214900), (200, 210602), (245, 171920), (280, 150430), (307, 137200), (343, 122800), (350, 120344), (392, 107450), (400, 105301), (490, 85960), (560, 75215), (614, 68600), (686, 61400), (700, 60172), (784, 53725), (980, 42980), (1225, 34384), (1228, 34300), (1372, 30700), (1400, 30086), (1535, 27440), (1715, 24560), (1960, 21490), (2149, 19600), (2450, 17192), (2456, 17150), (2744, 15350), (2800, 15043), (3070, 13720), (3430, 12280), (3920, 10745), (4298, 9800), (4900, 8596), (4912, 8575), (5488, 7675), (6140, 6860)]