621710208

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:890

約数の個数: 256

約数和(自身を含む): 2167296000

約数和(自身を除く): 1545585792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 64, 72, 84, 93, 96, 108, 112, 124, 126, 128, 144, 168, 186, 189, 192, 216, 217, 224, 248, 252, 279, 288, 336, 372, 378, 384, 432, 434, 448, 496, 504, 558, 576, 651, 672, 744, 756, 829, 837, 864, 868, 896, 992, 1008, 1116, 1152, 1302, 1344, 1488, 1512, 1658, 1674, 1728, 1736, 1953, 1984, 2016, 2232, 2487, 2604, 2688, 2976, 3024, 3316, 3348, 3456, 3472, 3906, 3968, 4032, 4464, 4974, 5208, 5803, 5859, 5952, 6048, 6632, 6696, 6944, 7461, 7812, 8064, 8928, 9948, 10416, 11606, 11718, 11904, 12096, 13264, 13392, 13888, 14922, 15624, 17409, 17856, 19896, 20832, 22383, 23212, 23436, 24192, 25699, 26528, 26784, 27776, 29844, 31248, 34818, 35712, 39792, 41664, 44766, 46424, 46872, 51398, 52227, 53056, 53568, 59688, 62496, 69636, 77097, 79584, 83328, 89532, 92848, 93744, 102796, 104454, 106112, 107136, 119376, 124992, 139272, 154194, 156681, 159168, 179064, 179893, 185696, 187488, 205592, 208908, 231291, 238752, 249984, 278544, 308388, 313362, 318336, 358128, 359786, 371392, 374976, 411184, 417816, 462582, 477504, 539679, 557088, 616776, 626724, 693873, 716256, 719572, 742784, 749952, 822368, 835632, 925164, 955008, 1079358, 1114176, 1233552, 1253448, 1387746, 1432512, 1439144, 1619037, 1644736, 1671264, 1850328, 2158716, 2228352, 2467104, 2506896, 2775492, 2865024, 2878288, 3238074, 3289472, 3342528, 3700656, 4317432, 4857111, 4934208, 5013792, 5550984, 5756576, 6476148, 6685056, 7401312, 8634864, 9714222, 9868416, 10027584, 11101968, 11513152, 12952296, 14802624, 17269728, 19428444, 20055168, 22203936, 23026304, 25904592, 29605248, 34539456, 38856888, 44407872, 51809184, 69078912, 77713776, 88815744, 103618368, 155427552, 207236736, 310855104, 621710208]

約数ペア:

[(1, 621710208), (2, 310855104), (3, 207236736), (4, 155427552), (6, 103618368), (7, 88815744), (8, 77713776), (9, 69078912), (12, 51809184), (14, 44407872), (16, 38856888), (18, 34539456), (21, 29605248), (24, 25904592), (27, 23026304), (28, 22203936), (31, 20055168), (32, 19428444), (36, 17269728), (42, 14802624), (48, 12952296), (54, 11513152), (56, 11101968), (62, 10027584), (63, 9868416), (64, 9714222), (72, 8634864), (84, 7401312), (93, 6685056), (96, 6476148), (108, 5756576), (112, 5550984), (124, 5013792), (126, 4934208), (128, 4857111), (144, 4317432), (168, 3700656), (186, 3342528), (189, 3289472), (192, 3238074), (216, 2878288), (217, 2865024), (224, 2775492), (248, 2506896), (252, 2467104), (279, 2228352), (288, 2158716), (336, 1850328), (372, 1671264), (378, 1644736), (384, 1619037), (432, 1439144), (434, 1432512), (448, 1387746), (496, 1253448), (504, 1233552), (558, 1114176), (576, 1079358), (651, 955008), (672, 925164), (744, 835632), (756, 822368), (829, 749952), (837, 742784), (864, 719572), (868, 716256), (896, 693873), (992, 626724), (1008, 616776), (1116, 557088), (1152, 539679), (1302, 477504), (1344, 462582), (1488, 417816), (1512, 411184), (1658, 374976), (1674, 371392), (1728, 359786), (1736, 358128), (1953, 318336), (1984, 313362), (2016, 308388), (2232, 278544), (2487, 249984), (2604, 238752), (2688, 231291), (2976, 208908), (3024, 205592), (3316, 187488), (3348, 185696), (3456, 179893), (3472, 179064), (3906, 159168), (3968, 156681), (4032, 154194), (4464, 139272), (4974, 124992), (5208, 119376), (5803, 107136), (5859, 106112), (5952, 104454), (6048, 102796), (6632, 93744), (6696, 92848), (6944, 89532), (7461, 83328), (7812, 79584), (8064, 77097), (8928, 69636), (9948, 62496), (10416, 59688), (11606, 53568), (11718, 53056), (11904, 52227), (12096, 51398), (13264, 46872), (13392, 46424), (13888, 44766), (14922, 41664), (15624, 39792), (17409, 35712), (17856, 34818), (19896, 31248), (20832, 29844), (22383, 27776), (23212, 26784), (23436, 26528), (24192, 25699)]