28109868.000000000

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 288

約数和(自身を含む): 1919683584

約数和(自身を除く): 1389155040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 32, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 96, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 224, 234, 248, 252, 273, 279, 288, 312, 336, 364, 372, 403, 416, 434, 468, 496, 504, 546, 558, 624, 651, 653, 672, 728, 744, 806, 819, 868, 936, 992, 1008, 1092, 1116, 1209, 1248, 1302, 1306, 1456, 1488, 1612, 1638, 1736, 1872, 1953, 1959, 2016, 2184, 2232, 2418, 2604, 2612, 2821, 2912, 2976, 3224, 3276, 3472, 3627, 3744, 3906, 3918, 4368, 4464, 4571, 4836, 5208, 5224, 5642, 5877, 6448, 6552, 6944, 7254, 7812, 7836, 8463, 8489, 8736, 8928, 9142, 9672, 10416, 10448, 11284, 11754, 12896, 13104, 13713, 14508, 15624, 15672, 16926, 16978, 18284, 19344, 20243, 20832, 20896, 22568, 23508, 25389, 25467, 26208, 27426, 29016, 31248, 31344, 33852, 33956, 36568, 38688, 40486, 41139, 45136, 47016, 50778, 50934, 54852, 58032, 59423, 60729, 62496, 62688, 67704, 67912, 73136, 76401, 80972, 82278, 90272, 94032, 101556, 101868, 109704, 116064, 118846, 121458, 135408, 135824, 141701, 146272, 152802, 161944, 164556, 178269, 182187, 188064, 203112, 203736, 219408, 237692, 242916, 263159, 270816, 271648, 283402, 305604, 323888, 329112, 356538, 364374, 406224, 407472, 425103, 438816, 475384, 485832, 526318, 534807, 566804, 611208, 647776, 658224, 713076, 728748, 789477, 812448, 814944, 850206, 950768, 971664, 1052636, 1069614, 1133608, 1222416, 1275309, 1316448, 1426152, 1457496, 1578954, 1700412, 1842113, 1901536, 1943328, 2105272, 2139228, 2267216, 2368431, 2444832, 2550618, 2852304, 2914992, 3157908, 3400824, 3684226, 4210544, 4278456, 4534432, 4736862, 5101236, 5526339, 5704608, 5829984, 6315816, 6801648, 7368452, 8421088, 8556912, 9473724, 10202472, 11052678, 12631632, 13603296, 14736904, 16579017, 17113824, 18947448, 20404944, 22105356, 25263264, 29473808, 33158034, 37894896, 40809888, 44210712, 58947616, 66316068, 75789792, 88421424, 132632136, 176842848, 265264272, 530528544]

約数ペア:

[(1, 530528544), (2, 265264272), (3, 176842848), (4, 132632136), (6, 88421424), (7, 75789792), (8, 66316068), (9, 58947616), (12, 44210712), (13, 40809888), (14, 37894896), (16, 33158034), (18, 29473808), (21, 25263264), (24, 22105356), (26, 20404944), (28, 18947448), (31, 17113824), (32, 16579017), (36, 14736904), (39, 13603296), (42, 12631632), (48, 11052678), (52, 10202472), (56, 9473724), (62, 8556912), (63, 8421088), (72, 7368452), (78, 6801648), (84, 6315816), (91, 5829984), (93, 5704608), (96, 5526339), (104, 5101236), (112, 4736862), (117, 4534432), (124, 4278456), (126, 4210544), (144, 3684226), (156, 3400824), (168, 3157908), (182, 2914992), (186, 2852304), (208, 2550618), (217, 2444832), (224, 2368431), (234, 2267216), (248, 2139228), (252, 2105272), (273, 1943328), (279, 1901536), (288, 1842113), (312, 1700412), (336, 1578954), (364, 1457496), (372, 1426152), (403, 1316448), (416, 1275309), (434, 1222416), (468, 1133608), (496, 1069614), (504, 1052636), (546, 971664), (558, 950768), (624, 850206), (651, 814944), (653, 812448), (672, 789477), (728, 728748), (744, 713076), (806, 658224), (819, 647776), (868, 611208), (936, 566804), (992, 534807), (1008, 526318), (1092, 485832), (1116, 475384), (1209, 438816), (1248, 425103), (1302, 407472), (1306, 406224), (1456, 364374), (1488, 356538), (1612, 329112), (1638, 323888), (1736, 305604), (1872, 283402), (1953, 271648), (1959, 270816), (2016, 263159), (2184, 242916), (2232, 237692), (2418, 219408), (2604, 203736), (2612, 203112), (2821, 188064), (2912, 182187), (2976, 178269), (3224, 164556), (3276, 161944), (3472, 152802), (3627, 146272), (3744, 141701), (3906, 135824), (3918, 135408), (4368, 121458), (4464, 118846), (4571, 116064), (4836, 109704), (5208, 101868), (5224, 101556), (5642, 94032), (5877, 90272), (6448, 82278), (6552, 80972), (6944, 76401), (7254, 73136), (7812, 67912), (7836, 67704), (8463, 62688), (8489, 62496), (8736, 60729), (8928, 59423), (9142, 58032), (9672, 54852), (10416, 50934), (10448, 50778), (11284, 47016), (11754, 45136), (12896, 41139), (13104, 40486), (13713, 38688), (14508, 36568), (15624, 33956), (15672, 33852), (16926, 31344), (16978, 31248), (18284, 29016), (19344, 27426), (20243, 26208), (20832, 25467), (20896, 25389), (22568, 23508)]