199960936

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 479001600

約数和(自身を除く): 279040664

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 41, 47, 56, 68, 82, 94, 109, 119, 136, 164, 188, 218, 238, 287, 328, 329, 376, 436, 476, 574, 658, 697, 763, 799, 872, 952, 1148, 1316, 1394, 1526, 1598, 1853, 1927, 2296, 2632, 2788, 3052, 3196, 3706, 3854, 4469, 4879, 5123, 5576, 5593, 6104, 6392, 7412, 7708, 8938, 9758, 10246, 11186, 12971, 13489, 14824, 15416, 17876, 19516, 20492, 22372, 25942, 26978, 31283, 32759, 35752, 35861, 39032, 40984, 44744, 51884, 53956, 62566, 65518, 71722, 75973, 87091, 103768, 107912, 125132, 131036, 143444, 151946, 174182, 210043, 229313, 250264, 262072, 286888, 303892, 348364, 420086, 458626, 531811, 607784, 609637, 696728, 840172, 917252, 1063622, 1219274, 1470301, 1680344, 1834504, 2127244, 2438548, 2940602, 3570731, 4254488, 4877096, 5881204, 7141462, 11762408, 14282924, 24995117, 28565848, 49990234, 99980468, 199960936]

約数ペア:

[(1, 199960936), (2, 99980468), (4, 49990234), (7, 28565848), (8, 24995117), (14, 14282924), (17, 11762408), (28, 7141462), (34, 5881204), (41, 4877096), (47, 4254488), (56, 3570731), (68, 2940602), (82, 2438548), (94, 2127244), (109, 1834504), (119, 1680344), (136, 1470301), (164, 1219274), (188, 1063622), (218, 917252), (238, 840172), (287, 696728), (328, 609637), (329, 607784), (376, 531811), (436, 458626), (476, 420086), (574, 348364), (658, 303892), (697, 286888), (763, 262072), (799, 250264), (872, 229313), (952, 210043), (1148, 174182), (1316, 151946), (1394, 143444), (1526, 131036), (1598, 125132), (1853, 107912), (1927, 103768), (2296, 87091), (2632, 75973), (2788, 71722), (3052, 65518), (3196, 62566), (3706, 53956), (3854, 51884), (4469, 44744), (4879, 40984), (5123, 39032), (5576, 35861), (5593, 35752), (6104, 32759), (6392, 31283), (7412, 26978), (7708, 25942), (8938, 22372), (9758, 20492), (10246, 19516), (11186, 17876), (12971, 15416), (13489, 14824)]