206972920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 603288000

約数和(自身を除く): 396315080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 41, 44, 55, 56, 70, 77, 82, 88, 110, 121, 140, 149, 154, 164, 205, 220, 242, 280, 287, 298, 308, 328, 385, 410, 440, 451, 484, 574, 596, 605, 616, 745, 770, 820, 847, 902, 968, 1043, 1148, 1192, 1210, 1435, 1490, 1540, 1639, 1640, 1694, 1804, 2086, 2255, 2296, 2420, 2870, 2980, 3080, 3157, 3278, 3388, 3608, 4172, 4235, 4510, 4840, 4961, 5215, 5740, 5960, 6109, 6314, 6556, 6776, 8195, 8344, 8470, 9020, 9922, 10430, 11473, 11480, 12218, 12628, 13112, 15785, 16390, 16940, 18029, 18040, 19844, 20860, 22946, 24436, 24805, 25256, 30545, 31570, 32780, 33880, 34727, 36058, 39688, 41720, 42763, 45892, 48872, 49610, 57365, 61090, 63140, 65560, 67199, 69454, 72116, 85526, 90145, 91784, 99220, 114730, 122180, 126203, 126280, 134398, 138908, 144232, 171052, 173635, 180290, 198440, 213815, 229460, 244360, 252406, 268796, 277816, 335995, 342104, 347270, 360580, 427630, 458920, 470393, 504812, 537592, 631015, 671990, 694540, 721160, 739189, 855260, 940786, 1009624, 1262030, 1343980, 1389080, 1478378, 1710520, 1881572, 2351965, 2524060, 2687960, 2956756, 3695945, 3763144, 4703930, 5048120, 5174323, 5913512, 7391890, 9407860, 10348646, 14783780, 18815720, 20697292, 25871615, 29567560, 41394584, 51743230, 103486460, 206972920]

約数ペア:

[(1, 206972920), (2, 103486460), (4, 51743230), (5, 41394584), (7, 29567560), (8, 25871615), (10, 20697292), (11, 18815720), (14, 14783780), (20, 10348646), (22, 9407860), (28, 7391890), (35, 5913512), (40, 5174323), (41, 5048120), (44, 4703930), (55, 3763144), (56, 3695945), (70, 2956756), (77, 2687960), (82, 2524060), (88, 2351965), (110, 1881572), (121, 1710520), (140, 1478378), (149, 1389080), (154, 1343980), (164, 1262030), (205, 1009624), (220, 940786), (242, 855260), (280, 739189), (287, 721160), (298, 694540), (308, 671990), (328, 631015), (385, 537592), (410, 504812), (440, 470393), (451, 458920), (484, 427630), (574, 360580), (596, 347270), (605, 342104), (616, 335995), (745, 277816), (770, 268796), (820, 252406), (847, 244360), (902, 229460), (968, 213815), (1043, 198440), (1148, 180290), (1192, 173635), (1210, 171052), (1435, 144232), (1490, 138908), (1540, 134398), (1639, 126280), (1640, 126203), (1694, 122180), (1804, 114730), (2086, 99220), (2255, 91784), (2296, 90145), (2420, 85526), (2870, 72116), (2980, 69454), (3080, 67199), (3157, 65560), (3278, 63140), (3388, 61090), (3608, 57365), (4172, 49610), (4235, 48872), (4510, 45892), (4840, 42763), (4961, 41720), (5215, 39688), (5740, 36058), (5960, 34727), (6109, 33880), (6314, 32780), (6556, 31570), (6776, 30545), (8195, 25256), (8344, 24805), (8470, 24436), (9020, 22946), (9922, 20860), (10430, 19844), (11473, 18040), (11480, 18029), (12218, 16940), (12628, 16390), (13112, 15785)]