189943740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1187}}^1$

素因数の和:1336

約数の個数: 144

約数和(自身を含む): 664215552

約数和(自身を除く): 474271812

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 1143, 1187, 1260, 1270, 1524, 1778, 1905, 2286, 2374, 2540, 2667, 3556, 3561, 3810, 4445, 4572, 4748, 5334, 5715, 5935, 7122, 7620, 8001, 8309, 8890, 10668, 10683, 11430, 11870, 13335, 14244, 16002, 16618, 17780, 17805, 21366, 22860, 23740, 24927, 26670, 32004, 33236, 35610, 40005, 41545, 42732, 49854, 53340, 53415, 71220, 74781, 80010, 83090, 99708, 106830, 124635, 149562, 150749, 160020, 166180, 213660, 249270, 299124, 301498, 373905, 452247, 498540, 602996, 747810, 753745, 904494, 1055243, 1356741, 1495620, 1507490, 1808988, 2110486, 2261235, 2713482, 3014980, 3165729, 4220972, 4522470, 5276215, 5426964, 6331458, 6783705, 9044940, 9497187, 10552430, 12662916, 13567410, 15828645, 18994374, 21104860, 27134820, 31657290, 37988748, 47485935, 63314580, 94971870, 189943740]

約数ペア:

[(1, 189943740), (2, 94971870), (3, 63314580), (4, 47485935), (5, 37988748), (6, 31657290), (7, 27134820), (9, 21104860), (10, 18994374), (12, 15828645), (14, 13567410), (15, 12662916), (18, 10552430), (20, 9497187), (21, 9044940), (28, 6783705), (30, 6331458), (35, 5426964), (36, 5276215), (42, 4522470), (45, 4220972), (60, 3165729), (63, 3014980), (70, 2713482), (84, 2261235), (90, 2110486), (105, 1808988), (126, 1507490), (127, 1495620), (140, 1356741), (180, 1055243), (210, 904494), (252, 753745), (254, 747810), (315, 602996), (381, 498540), (420, 452247), (508, 373905), (630, 301498), (635, 299124), (762, 249270), (889, 213660), (1143, 166180), (1187, 160020), (1260, 150749), (1270, 149562), (1524, 124635), (1778, 106830), (1905, 99708), (2286, 83090), (2374, 80010), (2540, 74781), (2667, 71220), (3556, 53415), (3561, 53340), (3810, 49854), (4445, 42732), (4572, 41545), (4748, 40005), (5334, 35610), (5715, 33236), (5935, 32004), (7122, 26670), (7620, 24927), (8001, 23740), (8309, 22860), (8890, 21366), (10668, 17805), (10683, 17780), (11430, 16618), (11870, 16002), (13335, 14244)]