681359616

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 216

約数和(自身を含む): 2276688960

約数和(自身を除く): 1595329344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 83, 84, 96, 112, 126, 128, 144, 166, 168, 192, 224, 249, 252, 256, 288, 332, 336, 384, 448, 498, 504, 509, 576, 581, 664, 672, 747, 768, 896, 996, 1008, 1018, 1152, 1162, 1328, 1344, 1494, 1527, 1743, 1792, 1992, 2016, 2036, 2304, 2324, 2656, 2688, 2988, 3054, 3486, 3563, 3984, 4032, 4072, 4581, 4648, 5229, 5312, 5376, 5976, 6108, 6972, 7126, 7968, 8064, 8144, 9162, 9296, 10458, 10624, 10689, 11952, 12216, 13944, 14252, 15936, 16128, 16288, 18324, 18592, 20916, 21248, 21378, 23904, 24432, 27888, 28504, 31872, 32067, 32576, 36648, 37184, 41832, 42247, 42756, 47808, 48864, 55776, 57008, 63744, 64134, 65152, 73296, 74368, 83664, 84494, 85512, 95616, 97728, 111552, 114016, 126741, 128268, 130304, 146592, 148736, 167328, 168988, 171024, 191232, 195456, 223104, 228032, 253482, 256536, 293184, 295729, 334656, 337976, 342048, 380223, 390912, 446208, 456064, 506964, 513072, 586368, 591458, 669312, 675952, 684096, 760446, 887187, 912128, 1013928, 1026144, 1172736, 1182916, 1338624, 1351904, 1368192, 1520892, 1774374, 2027856, 2052288, 2365832, 2661561, 2703808, 2736384, 3041784, 3548748, 4055712, 4104576, 4731664, 5323122, 5407616, 6083568, 7097496, 8111424, 8209152, 9463328, 10646244, 10815232, 12167136, 14194992, 16222848, 18926656, 21292488, 24334272, 28389984, 32445696, 37853312, 42584976, 48668544, 56779968, 75706624, 85169952, 97337088, 113559936, 170339904, 227119872, 340679808, 681359616]

約数ペア:

[(1, 681359616), (2, 340679808), (3, 227119872), (4, 170339904), (6, 113559936), (7, 97337088), (8, 85169952), (9, 75706624), (12, 56779968), (14, 48668544), (16, 42584976), (18, 37853312), (21, 32445696), (24, 28389984), (28, 24334272), (32, 21292488), (36, 18926656), (42, 16222848), (48, 14194992), (56, 12167136), (63, 10815232), (64, 10646244), (72, 9463328), (83, 8209152), (84, 8111424), (96, 7097496), (112, 6083568), (126, 5407616), (128, 5323122), (144, 4731664), (166, 4104576), (168, 4055712), (192, 3548748), (224, 3041784), (249, 2736384), (252, 2703808), (256, 2661561), (288, 2365832), (332, 2052288), (336, 2027856), (384, 1774374), (448, 1520892), (498, 1368192), (504, 1351904), (509, 1338624), (576, 1182916), (581, 1172736), (664, 1026144), (672, 1013928), (747, 912128), (768, 887187), (896, 760446), (996, 684096), (1008, 675952), (1018, 669312), (1152, 591458), (1162, 586368), (1328, 513072), (1344, 506964), (1494, 456064), (1527, 446208), (1743, 390912), (1792, 380223), (1992, 342048), (2016, 337976), (2036, 334656), (2304, 295729), (2324, 293184), (2656, 256536), (2688, 253482), (2988, 228032), (3054, 223104), (3486, 195456), (3563, 191232), (3984, 171024), (4032, 168988), (4072, 167328), (4581, 148736), (4648, 146592), (5229, 130304), (5312, 128268), (5376, 126741), (5976, 114016), (6108, 111552), (6972, 97728), (7126, 95616), (7968, 85512), (8064, 84494), (8144, 83664), (9162, 74368), (9296, 73296), (10458, 65152), (10624, 64134), (10689, 63744), (11952, 57008), (12216, 55776), (13944, 48864), (14252, 47808), (15936, 42756), (16128, 42247), (16288, 41832), (18324, 37184), (18592, 36648), (20916, 32576), (21248, 32067), (21378, 31872), (23904, 28504), (24432, 27888)]