678961008

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:489

約数の個数: 240

約数和(自身を含む): 2216524800

約数和(自身を除く): 1537563792

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 33, 36, 44, 48, 54, 62, 66, 72, 88, 93, 99, 108, 121, 124, 132, 144, 176, 186, 198, 216, 242, 248, 264, 279, 297, 341, 363, 372, 396, 419, 432, 484, 496, 528, 558, 594, 682, 726, 744, 792, 837, 838, 968, 1023, 1089, 1116, 1188, 1257, 1364, 1452, 1488, 1584, 1674, 1676, 1936, 2046, 2178, 2232, 2376, 2514, 2728, 2904, 3069, 3267, 3348, 3352, 3751, 3771, 4092, 4356, 4464, 4609, 4752, 5028, 5456, 5808, 6138, 6534, 6696, 6704, 7502, 7542, 8184, 8712, 9207, 9218, 10056, 11253, 11313, 12276, 12989, 13068, 13392, 13827, 15004, 15084, 16368, 17424, 18414, 18436, 20112, 22506, 22626, 24552, 25978, 26136, 27654, 30008, 30168, 33759, 36828, 36872, 38967, 41481, 45012, 45252, 49104, 50699, 51956, 52272, 55308, 60016, 60336, 67518, 73656, 73744, 77934, 82962, 90024, 90504, 101277, 101398, 103912, 110616, 116901, 124443, 135036, 142879, 147312, 152097, 155868, 165924, 180048, 181008, 202554, 202796, 207824, 221232, 233802, 248886, 270072, 285758, 304194, 311736, 331848, 350703, 405108, 405592, 428637, 456291, 467604, 497772, 540144, 571516, 608388, 623472, 663696, 701406, 810216, 811184, 857274, 912582, 935208, 995544, 1143032, 1216776, 1285911, 1368873, 1402812, 1571669, 1620432, 1714548, 1825164, 1870416, 1991088, 2286064, 2433552, 2571822, 2737746, 2805624, 3143338, 3429096, 3650328, 3857733, 4715007, 5143644, 5475492, 5611248, 6286676, 6858192, 7300656, 7715466, 9430014, 10287288, 10950984, 12573352, 14145021, 15430932, 18860028, 20574576, 21901968, 25146704, 28290042, 30861864, 37720056, 42435063, 56580084, 61723728, 75440112, 84870126, 113160168, 169740252, 226320336, 339480504, 678961008]

約数ペア:

[(1, 678961008), (2, 339480504), (3, 226320336), (4, 169740252), (6, 113160168), (8, 84870126), (9, 75440112), (11, 61723728), (12, 56580084), (16, 42435063), (18, 37720056), (22, 30861864), (24, 28290042), (27, 25146704), (31, 21901968), (33, 20574576), (36, 18860028), (44, 15430932), (48, 14145021), (54, 12573352), (62, 10950984), (66, 10287288), (72, 9430014), (88, 7715466), (93, 7300656), (99, 6858192), (108, 6286676), (121, 5611248), (124, 5475492), (132, 5143644), (144, 4715007), (176, 3857733), (186, 3650328), (198, 3429096), (216, 3143338), (242, 2805624), (248, 2737746), (264, 2571822), (279, 2433552), (297, 2286064), (341, 1991088), (363, 1870416), (372, 1825164), (396, 1714548), (419, 1620432), (432, 1571669), (484, 1402812), (496, 1368873), (528, 1285911), (558, 1216776), (594, 1143032), (682, 995544), (726, 935208), (744, 912582), (792, 857274), (837, 811184), (838, 810216), (968, 701406), (1023, 663696), (1089, 623472), (1116, 608388), (1188, 571516), (1257, 540144), (1364, 497772), (1452, 467604), (1488, 456291), (1584, 428637), (1674, 405592), (1676, 405108), (1936, 350703), (2046, 331848), (2178, 311736), (2232, 304194), (2376, 285758), (2514, 270072), (2728, 248886), (2904, 233802), (3069, 221232), (3267, 207824), (3348, 202796), (3352, 202554), (3751, 181008), (3771, 180048), (4092, 165924), (4356, 155868), (4464, 152097), (4609, 147312), (4752, 142879), (5028, 135036), (5456, 124443), (5808, 116901), (6138, 110616), (6534, 103912), (6696, 101398), (6704, 101277), (7502, 90504), (7542, 90024), (8184, 82962), (8712, 77934), (9207, 73744), (9218, 73656), (10056, 67518), (11253, 60336), (11313, 60016), (12276, 55308), (12989, 52272), (13068, 51956), (13392, 50699), (13827, 49104), (15004, 45252), (15084, 45012), (16368, 41481), (17424, 38967), (18414, 36872), (18436, 36828), (20112, 33759), (22506, 30168), (22626, 30008), (24552, 27654), (25978, 26136)]