1978103680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1367}}^1$

素因数の和:1429

約数の個数: 256

約数和(自身を含む): 6027955200

約数和(自身を除く): 4049851520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 64, 68, 70, 76, 80, 85, 95, 112, 119, 128, 133, 136, 140, 152, 160, 170, 190, 224, 238, 266, 272, 280, 304, 320, 323, 340, 380, 448, 476, 532, 544, 560, 595, 608, 640, 646, 665, 680, 760, 896, 952, 1064, 1088, 1120, 1190, 1216, 1292, 1330, 1360, 1367, 1520, 1615, 1904, 2128, 2176, 2240, 2261, 2380, 2432, 2584, 2660, 2720, 2734, 3040, 3230, 3808, 4256, 4480, 4522, 4760, 5168, 5320, 5440, 5468, 6080, 6460, 6835, 7616, 8512, 9044, 9520, 9569, 10336, 10640, 10880, 10936, 11305, 12160, 12920, 13670, 15232, 17024, 18088, 19040, 19138, 20672, 21280, 21872, 22610, 23239, 25840, 25973, 27340, 36176, 38080, 38276, 41344, 42560, 43744, 45220, 46478, 47845, 51680, 51946, 54680, 72352, 76160, 76552, 85120, 87488, 90440, 92956, 95690, 103360, 103892, 109360, 116195, 129865, 144704, 153104, 162673, 174976, 180880, 181811, 185912, 191380, 206720, 207784, 218720, 232390, 259730, 289408, 306208, 325346, 361760, 363622, 371824, 382760, 415568, 437440, 441541, 464780, 519460, 612416, 650692, 723520, 727244, 743648, 765520, 813365, 831136, 874880, 883082, 909055, 929560, 1038920, 1224832, 1301384, 1447040, 1454488, 1487296, 1531040, 1626730, 1662272, 1766164, 1818110, 1859120, 2077840, 2207705, 2602768, 2908976, 2974592, 3062080, 3090787, 3253460, 3324544, 3532328, 3636220, 3718240, 4155680, 4415410, 5205536, 5817952, 6124160, 6181574, 6506920, 7064656, 7272440, 7436480, 8311360, 8830820, 10411072, 11635904, 12363148, 13013840, 14129312, 14544880, 14872960, 15453935, 16622720, 17661640, 20822144, 23271808, 24726296, 26027680, 28258624, 29089760, 30907870, 35323280, 49452592, 52055360, 56517248, 58179520, 61815740, 70646560, 98905184, 104110720, 116359040, 123631480, 141293120, 197810368, 247262960, 282586240, 395620736, 494525920, 989051840, 1978103680]

約数ペア:

[(1, 1978103680), (2, 989051840), (4, 494525920), (5, 395620736), (7, 282586240), (8, 247262960), (10, 197810368), (14, 141293120), (16, 123631480), (17, 116359040), (19, 104110720), (20, 98905184), (28, 70646560), (32, 61815740), (34, 58179520), (35, 56517248), (38, 52055360), (40, 49452592), (56, 35323280), (64, 30907870), (68, 29089760), (70, 28258624), (76, 26027680), (80, 24726296), (85, 23271808), (95, 20822144), (112, 17661640), (119, 16622720), (128, 15453935), (133, 14872960), (136, 14544880), (140, 14129312), (152, 13013840), (160, 12363148), (170, 11635904), (190, 10411072), (224, 8830820), (238, 8311360), (266, 7436480), (272, 7272440), (280, 7064656), (304, 6506920), (320, 6181574), (323, 6124160), (340, 5817952), (380, 5205536), (448, 4415410), (476, 4155680), (532, 3718240), (544, 3636220), (560, 3532328), (595, 3324544), (608, 3253460), (640, 3090787), (646, 3062080), (665, 2974592), (680, 2908976), (760, 2602768), (896, 2207705), (952, 2077840), (1064, 1859120), (1088, 1818110), (1120, 1766164), (1190, 1662272), (1216, 1626730), (1292, 1531040), (1330, 1487296), (1360, 1454488), (1367, 1447040), (1520, 1301384), (1615, 1224832), (1904, 1038920), (2128, 929560), (2176, 909055), (2240, 883082), (2261, 874880), (2380, 831136), (2432, 813365), (2584, 765520), (2660, 743648), (2720, 727244), (2734, 723520), (3040, 650692), (3230, 612416), (3808, 519460), (4256, 464780), (4480, 441541), (4522, 437440), (4760, 415568), (5168, 382760), (5320, 371824), (5440, 363622), (5468, 361760), (6080, 325346), (6460, 306208), (6835, 289408), (7616, 259730), (8512, 232390), (9044, 218720), (9520, 207784), (9569, 206720), (10336, 191380), (10640, 185912), (10880, 181811), (10936, 180880), (11305, 174976), (12160, 162673), (12920, 153104), (13670, 144704), (15232, 129865), (17024, 116195), (18088, 109360), (19040, 103892), (19138, 103360), (20672, 95690), (21280, 92956), (21872, 90440), (22610, 87488), (23239, 85120), (25840, 76552), (25973, 76160), (27340, 72352), (36176, 54680), (38080, 51946), (38276, 51680), (41344, 47845), (42560, 46478), (43744, 45220)]