251013672

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{421}}^1$

素因数の和:473

約数の個数: 216

約数和(自身を含む): 858366990

約数和(自身を除く): 607353318

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 36, 39, 42, 49, 52, 56, 63, 72, 78, 84, 91, 98, 104, 117, 126, 147, 156, 168, 169, 182, 196, 234, 252, 273, 294, 312, 338, 364, 392, 421, 441, 468, 504, 507, 546, 588, 637, 676, 728, 819, 842, 882, 936, 1014, 1092, 1176, 1183, 1263, 1274, 1352, 1521, 1638, 1684, 1764, 1911, 2028, 2184, 2366, 2526, 2548, 2947, 3042, 3276, 3368, 3528, 3549, 3789, 3822, 4056, 4732, 5052, 5096, 5473, 5733, 5894, 6084, 6552, 7098, 7578, 7644, 8281, 8841, 9464, 10104, 10647, 10946, 11466, 11788, 12168, 14196, 15156, 15288, 16419, 16562, 17682, 20629, 21294, 21892, 22932, 23576, 24843, 26523, 28392, 30312, 32838, 33124, 35364, 38311, 41258, 42588, 43784, 45864, 49257, 49686, 53046, 61887, 65676, 66248, 70728, 71149, 74529, 76622, 82516, 85176, 98514, 99372, 106092, 114933, 123774, 131352, 142298, 149058, 153244, 165032, 185661, 197028, 198744, 212184, 213447, 229866, 247548, 268177, 284596, 298116, 306488, 344799, 371322, 394056, 426894, 459732, 495096, 498043, 536354, 569192, 596232, 640341, 689598, 742644, 804531, 853788, 919464, 996086, 1072708, 1280682, 1379196, 1485288, 1494129, 1609062, 1707576, 1992172, 2145416, 2413593, 2561364, 2758392, 2988258, 3218124, 3486301, 3984344, 4482387, 4827186, 5122728, 5976516, 6436248, 6972602, 8964774, 9654372, 10458903, 11953032, 13945204, 17929548, 19308744, 20917806, 27890408, 31376709, 35859096, 41835612, 62753418, 83671224, 125506836, 251013672]

約数ペア:

[(1, 251013672), (2, 125506836), (3, 83671224), (4, 62753418), (6, 41835612), (7, 35859096), (8, 31376709), (9, 27890408), (12, 20917806), (13, 19308744), (14, 17929548), (18, 13945204), (21, 11953032), (24, 10458903), (26, 9654372), (28, 8964774), (36, 6972602), (39, 6436248), (42, 5976516), (49, 5122728), (52, 4827186), (56, 4482387), (63, 3984344), (72, 3486301), (78, 3218124), (84, 2988258), (91, 2758392), (98, 2561364), (104, 2413593), (117, 2145416), (126, 1992172), (147, 1707576), (156, 1609062), (168, 1494129), (169, 1485288), (182, 1379196), (196, 1280682), (234, 1072708), (252, 996086), (273, 919464), (294, 853788), (312, 804531), (338, 742644), (364, 689598), (392, 640341), (421, 596232), (441, 569192), (468, 536354), (504, 498043), (507, 495096), (546, 459732), (588, 426894), (637, 394056), (676, 371322), (728, 344799), (819, 306488), (842, 298116), (882, 284596), (936, 268177), (1014, 247548), (1092, 229866), (1176, 213447), (1183, 212184), (1263, 198744), (1274, 197028), (1352, 185661), (1521, 165032), (1638, 153244), (1684, 149058), (1764, 142298), (1911, 131352), (2028, 123774), (2184, 114933), (2366, 106092), (2526, 99372), (2548, 98514), (2947, 85176), (3042, 82516), (3276, 76622), (3368, 74529), (3528, 71149), (3549, 70728), (3789, 66248), (3822, 65676), (4056, 61887), (4732, 53046), (5052, 49686), (5096, 49257), (5473, 45864), (5733, 43784), (5894, 42588), (6084, 41258), (6552, 38311), (7098, 35364), (7578, 33124), (7644, 32838), (8281, 30312), (8841, 28392), (9464, 26523), (10104, 24843), (10647, 23576), (10946, 22932), (11466, 21892), (11788, 21294), (12168, 20629), (14196, 17682), (15156, 16562), (15288, 16419)]