190197904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 446455800

約数和(自身を除く): 256257896

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 149, 152, 208, 221, 247, 272, 298, 304, 323, 361, 442, 494, 596, 646, 722, 884, 988, 1192, 1292, 1444, 1768, 1937, 1976, 2384, 2533, 2584, 2831, 2888, 3536, 3874, 3952, 4199, 4693, 5066, 5168, 5662, 5776, 6137, 7748, 8398, 9386, 10132, 11324, 12274, 15496, 16796, 18772, 20264, 22648, 24548, 30992, 32929, 33592, 36803, 37544, 40528, 45296, 48127, 49096, 53789, 65858, 67184, 73606, 75088, 79781, 96254, 98192, 107578, 131716, 147212, 159562, 192508, 215156, 263432, 294424, 319124, 385016, 430312, 526864, 588848, 625651, 638248, 699257, 770032, 860624, 914413, 1251302, 1276496, 1398514, 1828826, 2502604, 2797028, 3657652, 5005208, 5594056, 7315304, 10010416, 11188112, 11887369, 14630608, 23774738, 47549476, 95098952, 190197904]

約数ペア:

[(1, 190197904), (2, 95098952), (4, 47549476), (8, 23774738), (13, 14630608), (16, 11887369), (17, 11188112), (19, 10010416), (26, 7315304), (34, 5594056), (38, 5005208), (52, 3657652), (68, 2797028), (76, 2502604), (104, 1828826), (136, 1398514), (149, 1276496), (152, 1251302), (208, 914413), (221, 860624), (247, 770032), (272, 699257), (298, 638248), (304, 625651), (323, 588848), (361, 526864), (442, 430312), (494, 385016), (596, 319124), (646, 294424), (722, 263432), (884, 215156), (988, 192508), (1192, 159562), (1292, 147212), (1444, 131716), (1768, 107578), (1937, 98192), (1976, 96254), (2384, 79781), (2533, 75088), (2584, 73606), (2831, 67184), (2888, 65858), (3536, 53789), (3874, 49096), (3952, 48127), (4199, 45296), (4693, 40528), (5066, 37544), (5168, 36803), (5662, 33592), (5776, 32929), (6137, 30992), (7748, 24548), (8398, 22648), (9386, 20264), (10132, 18772), (11324, 16796), (12274, 15496)]