201969810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:445

約数の個数: 192

約数和(自身を含む): 646963200

約数和(自身を除く): 444993390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 47, 57, 63, 70, 90, 94, 95, 105, 114, 126, 133, 141, 171, 190, 210, 235, 266, 282, 285, 315, 329, 342, 359, 399, 423, 470, 570, 630, 658, 665, 705, 718, 798, 846, 855, 893, 987, 1077, 1197, 1330, 1410, 1645, 1710, 1786, 1795, 1974, 1995, 2115, 2154, 2394, 2513, 2679, 2961, 3231, 3290, 3590, 3990, 4230, 4465, 4935, 5026, 5358, 5385, 5922, 5985, 6251, 6462, 6821, 7539, 8037, 8930, 9870, 10770, 11970, 12502, 12565, 13395, 13642, 14805, 15078, 16074, 16155, 16873, 18753, 20463, 22617, 25130, 26790, 29610, 31255, 32310, 33746, 34105, 37506, 37695, 40185, 40926, 45234, 47747, 50619, 56259, 61389, 62510, 68210, 75390, 80370, 84365, 93765, 95494, 101238, 102315, 112518, 113085, 118111, 122778, 143241, 151857, 168730, 187530, 204630, 226170, 236222, 238735, 253095, 281295, 286482, 303714, 306945, 320587, 354333, 429723, 477470, 506190, 562590, 590555, 613890, 641174, 708666, 716205, 759285, 859446, 961761, 1062999, 1181110, 1432410, 1518570, 1602935, 1771665, 1923522, 2125998, 2148615, 2244109, 2885283, 3205870, 3543330, 4297230, 4488218, 4808805, 5314995, 5770566, 6732327, 9617610, 10629990, 11220545, 13464654, 14426415, 20196981, 22441090, 28852830, 33661635, 40393962, 67323270, 100984905, 201969810]

約数ペア:

[(1, 201969810), (2, 100984905), (3, 67323270), (5, 40393962), (6, 33661635), (7, 28852830), (9, 22441090), (10, 20196981), (14, 14426415), (15, 13464654), (18, 11220545), (19, 10629990), (21, 9617610), (30, 6732327), (35, 5770566), (38, 5314995), (42, 4808805), (45, 4488218), (47, 4297230), (57, 3543330), (63, 3205870), (70, 2885283), (90, 2244109), (94, 2148615), (95, 2125998), (105, 1923522), (114, 1771665), (126, 1602935), (133, 1518570), (141, 1432410), (171, 1181110), (190, 1062999), (210, 961761), (235, 859446), (266, 759285), (282, 716205), (285, 708666), (315, 641174), (329, 613890), (342, 590555), (359, 562590), (399, 506190), (423, 477470), (470, 429723), (570, 354333), (630, 320587), (658, 306945), (665, 303714), (705, 286482), (718, 281295), (798, 253095), (846, 238735), (855, 236222), (893, 226170), (987, 204630), (1077, 187530), (1197, 168730), (1330, 151857), (1410, 143241), (1645, 122778), (1710, 118111), (1786, 113085), (1795, 112518), (1974, 102315), (1995, 101238), (2115, 95494), (2154, 93765), (2394, 84365), (2513, 80370), (2679, 75390), (2961, 68210), (3231, 62510), (3290, 61389), (3590, 56259), (3990, 50619), (4230, 47747), (4465, 45234), (4935, 40926), (5026, 40185), (5358, 37695), (5385, 37506), (5922, 34105), (5985, 33746), (6251, 32310), (6462, 31255), (6821, 29610), (7539, 26790), (8037, 25130), (8930, 22617), (9870, 20463), (10770, 18753), (11970, 16873), (12502, 16155), (12565, 16074), (13395, 15078), (13642, 14805)]