31541328

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 240

約数和(自身を含む): 113742720

約数和(自身を除く): 82201392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 29, 36, 39, 42, 48, 52, 56, 58, 63, 72, 78, 83, 84, 87, 91, 104, 112, 116, 117, 126, 144, 156, 166, 168, 174, 182, 203, 208, 232, 234, 249, 252, 261, 273, 312, 332, 336, 348, 364, 377, 406, 464, 468, 498, 504, 522, 546, 581, 609, 624, 664, 696, 728, 747, 754, 812, 819, 936, 996, 1008, 1044, 1079, 1092, 1131, 1162, 1218, 1328, 1392, 1456, 1494, 1508, 1624, 1638, 1743, 1827, 1872, 1992, 2088, 2158, 2184, 2262, 2324, 2407, 2436, 2639, 2988, 3016, 3237, 3248, 3276, 3393, 3486, 3654, 3984, 4176, 4316, 4368, 4524, 4648, 4814, 4872, 5229, 5278, 5976, 6032, 6474, 6552, 6786, 6972, 7221, 7308, 7553, 7917, 8632, 9048, 9296, 9628, 9711, 9744, 10458, 10556, 11952, 12948, 13104, 13572, 13944, 14442, 14616, 15106, 15834, 16849, 17264, 18096, 19256, 19422, 20916, 21112, 21663, 22659, 23751, 25896, 27144, 27888, 28884, 29232, 30212, 31291, 31668, 33698, 38512, 38844, 41832, 42224, 43326, 45318, 47502, 50547, 51792, 54288, 57768, 60424, 62582, 63336, 67396, 67977, 77688, 83664, 86652, 90636, 93873, 95004, 101094, 115536, 120848, 125164, 126672, 134792, 135954, 151641, 155376, 173304, 181272, 187746, 190008, 202188, 219037, 250328, 269584, 271908, 281619, 303282, 346608, 362544, 375492, 380016, 404376, 438074, 500656, 543816, 563238, 606564, 657111, 750984, 808752, 876148, 1087632, 1126476, 1213128, 1314222, 1501968, 1752296, 1971333, 2252952, 2426256, 2628444, 3504592, 3942666, 4505904, 5256888, 7885332, 10513776, 15770664, 31541328]

約数ペア:

[(1, 31541328), (2, 15770664), (3, 10513776), (4, 7885332), (6, 5256888), (7, 4505904), (8, 3942666), (9, 3504592), (12, 2628444), (13, 2426256), (14, 2252952), (16, 1971333), (18, 1752296), (21, 1501968), (24, 1314222), (26, 1213128), (28, 1126476), (29, 1087632), (36, 876148), (39, 808752), (42, 750984), (48, 657111), (52, 606564), (56, 563238), (58, 543816), (63, 500656), (72, 438074), (78, 404376), (83, 380016), (84, 375492), (87, 362544), (91, 346608), (104, 303282), (112, 281619), (116, 271908), (117, 269584), (126, 250328), (144, 219037), (156, 202188), (166, 190008), (168, 187746), (174, 181272), (182, 173304), (203, 155376), (208, 151641), (232, 135954), (234, 134792), (249, 126672), (252, 125164), (261, 120848), (273, 115536), (312, 101094), (332, 95004), (336, 93873), (348, 90636), (364, 86652), (377, 83664), (406, 77688), (464, 67977), (468, 67396), (498, 63336), (504, 62582), (522, 60424), (546, 57768), (581, 54288), (609, 51792), (624, 50547), (664, 47502), (696, 45318), (728, 43326), (747, 42224), (754, 41832), (812, 38844), (819, 38512), (936, 33698), (996, 31668), (1008, 31291), (1044, 30212), (1079, 29232), (1092, 28884), (1131, 27888), (1162, 27144), (1218, 25896), (1328, 23751), (1392, 22659), (1456, 21663), (1494, 21112), (1508, 20916), (1624, 19422), (1638, 19256), (1743, 18096), (1827, 17264), (1872, 16849), (1992, 15834), (2088, 15106), (2158, 14616), (2184, 14442), (2262, 13944), (2324, 13572), (2407, 13104), (2436, 12948), (2639, 11952), (2988, 10556), (3016, 10458), (3237, 9744), (3248, 9711), (3276, 9628), (3393, 9296), (3486, 9048), (3654, 8632), (3984, 7917), (4176, 7553), (4316, 7308), (4368, 7221), (4524, 6972), (4648, 6786), (4814, 6552), (4872, 6474), (5229, 6032), (5278, 5976)]