211240560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:431

約数の個数: 160

約数和(自身を含む): 681956352

約数和(自身を除く): 470715792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 61, 80, 94, 120, 122, 141, 183, 188, 235, 240, 244, 282, 305, 307, 366, 376, 470, 488, 564, 610, 614, 705, 732, 752, 915, 921, 940, 976, 1128, 1220, 1228, 1410, 1464, 1535, 1830, 1842, 1880, 2256, 2440, 2456, 2820, 2867, 2928, 3070, 3660, 3684, 3760, 4605, 4880, 4912, 5640, 5734, 6140, 7320, 7368, 8601, 9210, 11280, 11468, 12280, 14335, 14429, 14640, 14736, 17202, 18420, 18727, 22936, 24560, 28670, 28858, 34404, 36840, 37454, 43005, 43287, 45872, 56181, 57340, 57716, 68808, 72145, 73680, 74908, 86010, 86574, 93635, 112362, 114680, 115432, 137616, 144290, 149816, 172020, 173148, 187270, 216435, 224724, 229360, 230864, 280905, 288580, 299632, 344040, 346296, 374540, 432870, 449448, 561810, 577160, 688080, 692592, 749080, 865740, 880169, 898896, 1123620, 1154320, 1498160, 1731480, 1760338, 2247240, 2640507, 3462960, 3520676, 4400845, 4494480, 5281014, 7041352, 8801690, 10562028, 13202535, 14082704, 17603380, 21124056, 26405070, 35206760, 42248112, 52810140, 70413520, 105620280, 211240560]

約数ペア:

[(1, 211240560), (2, 105620280), (3, 70413520), (4, 52810140), (5, 42248112), (6, 35206760), (8, 26405070), (10, 21124056), (12, 17603380), (15, 14082704), (16, 13202535), (20, 10562028), (24, 8801690), (30, 7041352), (40, 5281014), (47, 4494480), (48, 4400845), (60, 3520676), (61, 3462960), (80, 2640507), (94, 2247240), (120, 1760338), (122, 1731480), (141, 1498160), (183, 1154320), (188, 1123620), (235, 898896), (240, 880169), (244, 865740), (282, 749080), (305, 692592), (307, 688080), (366, 577160), (376, 561810), (470, 449448), (488, 432870), (564, 374540), (610, 346296), (614, 344040), (705, 299632), (732, 288580), (752, 280905), (915, 230864), (921, 229360), (940, 224724), (976, 216435), (1128, 187270), (1220, 173148), (1228, 172020), (1410, 149816), (1464, 144290), (1535, 137616), (1830, 115432), (1842, 114680), (1880, 112362), (2256, 93635), (2440, 86574), (2456, 86010), (2820, 74908), (2867, 73680), (2928, 72145), (3070, 68808), (3660, 57716), (3684, 57340), (3760, 56181), (4605, 45872), (4880, 43287), (4912, 43005), (5640, 37454), (5734, 36840), (6140, 34404), (7320, 28858), (7368, 28670), (8601, 24560), (9210, 22936), (11280, 18727), (11468, 18420), (12280, 17202), (14335, 14736), (14429, 14640)]