259996716

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 829382400

約数和(自身を除く): 569385684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 59, 63, 67, 81, 84, 87, 108, 116, 118, 126, 134, 162, 174, 177, 189, 201, 203, 236, 252, 261, 268, 324, 348, 354, 378, 402, 406, 413, 469, 522, 531, 567, 603, 609, 708, 756, 783, 804, 812, 826, 938, 1044, 1062, 1134, 1206, 1218, 1239, 1407, 1566, 1593, 1652, 1711, 1809, 1827, 1876, 1943, 2124, 2268, 2349, 2412, 2436, 2478, 2814, 3132, 3186, 3422, 3618, 3654, 3717, 3886, 3953, 4221, 4698, 4779, 4956, 5133, 5427, 5481, 5628, 5829, 6372, 6844, 7236, 7308, 7434, 7772, 7906, 8442, 9396, 9558, 10266, 10854, 10962, 11151, 11658, 11859, 11977, 12663, 13601, 14868, 15399, 15812, 16443, 16884, 17487, 19116, 20532, 21708, 21924, 22302, 23316, 23718, 23954, 25326, 27202, 27671, 30798, 32886, 33453, 34974, 35577, 35931, 37989, 40803, 44604, 46197, 47436, 47908, 50652, 52461, 54404, 55342, 61596, 65772, 66906, 69948, 71154, 71862, 75978, 81606, 83013, 92394, 104922, 106731, 107793, 110684, 114637, 122409, 133812, 138591, 142308, 143724, 151956, 157383, 163212, 166026, 184788, 209844, 213462, 215586, 229274, 244818, 249039, 277182, 314766, 320193, 323379, 332052, 343911, 367227, 426924, 431172, 458548, 489636, 498078, 554364, 629532, 640386, 646758, 687822, 734454, 747117, 802459, 970137, 996156, 1031733, 1101681, 1280772, 1293516, 1375644, 1468908, 1494234, 1604918, 1940274, 2063466, 2203362, 2241351, 2407377, 2988468, 3095199, 3209836, 3880548, 4126932, 4406724, 4482702, 4814754, 6190398, 7222131, 8965404, 9285597, 9629508, 12380796, 14444262, 18571194, 21666393, 28888524, 37142388, 43332786, 64999179, 86665572, 129998358, 259996716]

約数ペア:

[(1, 259996716), (2, 129998358), (3, 86665572), (4, 64999179), (6, 43332786), (7, 37142388), (9, 28888524), (12, 21666393), (14, 18571194), (18, 14444262), (21, 12380796), (27, 9629508), (28, 9285597), (29, 8965404), (36, 7222131), (42, 6190398), (54, 4814754), (58, 4482702), (59, 4406724), (63, 4126932), (67, 3880548), (81, 3209836), (84, 3095199), (87, 2988468), (108, 2407377), (116, 2241351), (118, 2203362), (126, 2063466), (134, 1940274), (162, 1604918), (174, 1494234), (177, 1468908), (189, 1375644), (201, 1293516), (203, 1280772), (236, 1101681), (252, 1031733), (261, 996156), (268, 970137), (324, 802459), (348, 747117), (354, 734454), (378, 687822), (402, 646758), (406, 640386), (413, 629532), (469, 554364), (522, 498078), (531, 489636), (567, 458548), (603, 431172), (609, 426924), (708, 367227), (756, 343911), (783, 332052), (804, 323379), (812, 320193), (826, 314766), (938, 277182), (1044, 249039), (1062, 244818), (1134, 229274), (1206, 215586), (1218, 213462), (1239, 209844), (1407, 184788), (1566, 166026), (1593, 163212), (1652, 157383), (1711, 151956), (1809, 143724), (1827, 142308), (1876, 138591), (1943, 133812), (2124, 122409), (2268, 114637), (2349, 110684), (2412, 107793), (2436, 106731), (2478, 104922), (2814, 92394), (3132, 83013), (3186, 81606), (3422, 75978), (3618, 71862), (3654, 71154), (3717, 69948), (3886, 66906), (3953, 65772), (4221, 61596), (4698, 55342), (4779, 54404), (4956, 52461), (5133, 50652), (5427, 47908), (5481, 47436), (5628, 46197), (5829, 44604), (6372, 40803), (6844, 37989), (7236, 35931), (7308, 35577), (7434, 34974), (7772, 33453), (7906, 32886), (8442, 30798), (9396, 27671), (9558, 27202), (10266, 25326), (10854, 23954), (10962, 23718), (11151, 23316), (11658, 22302), (11859, 21924), (11977, 21708), (12663, 20532), (13601, 19116), (14868, 17487), (15399, 16884), (15812, 16443)]