840606208

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 2110489920

約数和(自身を除く): 1269883712

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 23, 26, 32, 34, 38, 46, 52, 64, 68, 76, 92, 104, 128, 136, 152, 184, 208, 221, 247, 256, 272, 289, 299, 304, 323, 368, 391, 416, 437, 442, 494, 512, 544, 578, 598, 608, 646, 736, 782, 832, 874, 884, 988, 1088, 1156, 1196, 1216, 1292, 1472, 1564, 1664, 1748, 1768, 1976, 2176, 2312, 2392, 2432, 2584, 2944, 3128, 3328, 3496, 3536, 3757, 3952, 4199, 4352, 4624, 4784, 4864, 5083, 5168, 5491, 5681, 5888, 6256, 6647, 6656, 6992, 7072, 7429, 7514, 7904, 8398, 8704, 9248, 9568, 9728, 10166, 10336, 10982, 11362, 11776, 12512, 13294, 13984, 14144, 14858, 15028, 15808, 16796, 18496, 19136, 20332, 20672, 21964, 22724, 25024, 26588, 27968, 28288, 29716, 30056, 31616, 33592, 36992, 38272, 40664, 41344, 43928, 45448, 50048, 53176, 55936, 56576, 59432, 60112, 63232, 67184, 71383, 73984, 76544, 81328, 82688, 86411, 87856, 90896, 96577, 100096, 106352, 111872, 113152, 118864, 120224, 126293, 126464, 134368, 142766, 147968, 153088, 162656, 165376, 172822, 175712, 181792, 193154, 200192, 212704, 223744, 237728, 240448, 252586, 268736, 285532, 325312, 345644, 351424, 363584, 386308, 425408, 475456, 480896, 505172, 537472, 571064, 650624, 691288, 702848, 727168, 772616, 850816, 950912, 961792, 1010344, 1074944, 1142128, 1301248, 1382576, 1405696, 1454336, 1545232, 1641809, 1701632, 1901824, 1923584, 2020688, 2149888, 2284256, 2602496, 2765152, 2811392, 2908672, 3090464, 3283618, 3403264, 3803648, 4041376, 4568512, 5530304, 6180928, 6567236, 8082752, 9137024, 11060608, 12361856, 13134472, 16165504, 18274048, 22121216, 24723712, 26268944, 32331008, 36548096, 44242432, 49447424, 52537888, 64662016, 105075776, 210151552, 420303104, 840606208]

約数ペア:

[(1, 840606208), (2, 420303104), (4, 210151552), (8, 105075776), (13, 64662016), (16, 52537888), (17, 49447424), (19, 44242432), (23, 36548096), (26, 32331008), (32, 26268944), (34, 24723712), (38, 22121216), (46, 18274048), (52, 16165504), (64, 13134472), (68, 12361856), (76, 11060608), (92, 9137024), (104, 8082752), (128, 6567236), (136, 6180928), (152, 5530304), (184, 4568512), (208, 4041376), (221, 3803648), (247, 3403264), (256, 3283618), (272, 3090464), (289, 2908672), (299, 2811392), (304, 2765152), (323, 2602496), (368, 2284256), (391, 2149888), (416, 2020688), (437, 1923584), (442, 1901824), (494, 1701632), (512, 1641809), (544, 1545232), (578, 1454336), (598, 1405696), (608, 1382576), (646, 1301248), (736, 1142128), (782, 1074944), (832, 1010344), (874, 961792), (884, 950912), (988, 850816), (1088, 772616), (1156, 727168), (1196, 702848), (1216, 691288), (1292, 650624), (1472, 571064), (1564, 537472), (1664, 505172), (1748, 480896), (1768, 475456), (1976, 425408), (2176, 386308), (2312, 363584), (2392, 351424), (2432, 345644), (2584, 325312), (2944, 285532), (3128, 268736), (3328, 252586), (3496, 240448), (3536, 237728), (3757, 223744), (3952, 212704), (4199, 200192), (4352, 193154), (4624, 181792), (4784, 175712), (4864, 172822), (5083, 165376), (5168, 162656), (5491, 153088), (5681, 147968), (5888, 142766), (6256, 134368), (6647, 126464), (6656, 126293), (6992, 120224), (7072, 118864), (7429, 113152), (7514, 111872), (7904, 106352), (8398, 100096), (8704, 96577), (9248, 90896), (9568, 87856), (9728, 86411), (10166, 82688), (10336, 81328), (10982, 76544), (11362, 73984), (11776, 71383), (12512, 67184), (13294, 63232), (13984, 60112), (14144, 59432), (14858, 56576), (15028, 55936), (15808, 53176), (16796, 50048), (18496, 45448), (19136, 43928), (20332, 41344), (20672, 40664), (21964, 38272), (22724, 36992), (25024, 33592), (26588, 31616), (27968, 30056), (28288, 29716)]