208868880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1385

約数の個数: 160

約数和(自身を含む): 718489728

約数和(自身を除く): 509620848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 176, 183, 220, 240, 244, 264, 305, 330, 366, 440, 488, 528, 610, 660, 671, 732, 880, 915, 976, 1220, 1297, 1320, 1342, 1464, 1830, 2013, 2440, 2594, 2640, 2684, 2928, 3355, 3660, 3891, 4026, 4880, 5188, 5368, 6485, 6710, 7320, 7782, 8052, 10065, 10376, 10736, 12970, 13420, 14267, 14640, 15564, 16104, 19455, 20130, 20752, 25940, 26840, 28534, 31128, 32208, 38910, 40260, 42801, 51880, 53680, 57068, 62256, 71335, 77820, 79117, 80520, 85602, 103760, 114136, 142670, 155640, 158234, 161040, 171204, 214005, 228272, 237351, 285340, 311280, 316468, 342408, 395585, 428010, 474702, 570680, 632936, 684816, 791170, 856020, 870287, 949404, 1141360, 1186755, 1265872, 1582340, 1712040, 1740574, 1898808, 2373510, 2610861, 3164680, 3424080, 3481148, 3797616, 4351435, 4747020, 5221722, 6329360, 6962296, 8702870, 9494040, 10443444, 13054305, 13924592, 17405740, 18988080, 20886888, 26108610, 34811480, 41773776, 52217220, 69622960, 104434440, 208868880]

約数ペア:

[(1, 208868880), (2, 104434440), (3, 69622960), (4, 52217220), (5, 41773776), (6, 34811480), (8, 26108610), (10, 20886888), (11, 18988080), (12, 17405740), (15, 13924592), (16, 13054305), (20, 10443444), (22, 9494040), (24, 8702870), (30, 6962296), (33, 6329360), (40, 5221722), (44, 4747020), (48, 4351435), (55, 3797616), (60, 3481148), (61, 3424080), (66, 3164680), (80, 2610861), (88, 2373510), (110, 1898808), (120, 1740574), (122, 1712040), (132, 1582340), (165, 1265872), (176, 1186755), (183, 1141360), (220, 949404), (240, 870287), (244, 856020), (264, 791170), (305, 684816), (330, 632936), (366, 570680), (440, 474702), (488, 428010), (528, 395585), (610, 342408), (660, 316468), (671, 311280), (732, 285340), (880, 237351), (915, 228272), (976, 214005), (1220, 171204), (1297, 161040), (1320, 158234), (1342, 155640), (1464, 142670), (1830, 114136), (2013, 103760), (2440, 85602), (2594, 80520), (2640, 79117), (2684, 77820), (2928, 71335), (3355, 62256), (3660, 57068), (3891, 53680), (4026, 51880), (4880, 42801), (5188, 40260), (5368, 38910), (6485, 32208), (6710, 31128), (7320, 28534), (7782, 26840), (8052, 25940), (10065, 20752), (10376, 20130), (10736, 19455), (12970, 16104), (13420, 15564), (14267, 14640)]