1722123520

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:485

約数の個数: 216

約数和(自身を含む): 4713055200

約数和(自身を除く): 2990931680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 169, 190, 208, 247, 256, 260, 304, 320, 338, 380, 416, 419, 494, 520, 608, 640, 676, 760, 832, 838, 845, 988, 1040, 1216, 1235, 1280, 1352, 1520, 1664, 1676, 1690, 1976, 2080, 2095, 2432, 2470, 2704, 3040, 3211, 3328, 3352, 3380, 3952, 4160, 4190, 4864, 4940, 5408, 5447, 6080, 6422, 6704, 6760, 7904, 7961, 8320, 8380, 9880, 10816, 10894, 12160, 12844, 13408, 13520, 15808, 15922, 16055, 16640, 16760, 19760, 21632, 21788, 24320, 25688, 26816, 27040, 27235, 31616, 31844, 32110, 33520, 39520, 39805, 43264, 43576, 51376, 53632, 54080, 54470, 63232, 63688, 64220, 67040, 70811, 79040, 79610, 87152, 102752, 103493, 107264, 108160, 108940, 127376, 128440, 134080, 141622, 158080, 159220, 174304, 205504, 206986, 216320, 217880, 254752, 256880, 268160, 283244, 316160, 318440, 348608, 354055, 411008, 413972, 435760, 509504, 513760, 517465, 536320, 566488, 636880, 697216, 708110, 822016, 827944, 871520, 1019008, 1027520, 1034930, 1132976, 1273760, 1345409, 1394432, 1416220, 1655888, 1743040, 2038016, 2055040, 2069860, 2265952, 2547520, 2690818, 2832440, 3311776, 3486080, 4110080, 4139720, 4531904, 5095040, 5381636, 5664880, 6623552, 6727045, 6972160, 8279440, 9063808, 10190080, 10763272, 11329760, 13247104, 13454090, 16558880, 18127616, 21526544, 22659520, 26494208, 26908180, 33117760, 43053088, 45319040, 53816360, 66235520, 86106176, 90638080, 107632720, 132471040, 172212352, 215265440, 344424704, 430530880, 861061760, 1722123520]

約数ペア:

[(1, 1722123520), (2, 861061760), (4, 430530880), (5, 344424704), (8, 215265440), (10, 172212352), (13, 132471040), (16, 107632720), (19, 90638080), (20, 86106176), (26, 66235520), (32, 53816360), (38, 45319040), (40, 43053088), (52, 33117760), (64, 26908180), (65, 26494208), (76, 22659520), (80, 21526544), (95, 18127616), (104, 16558880), (128, 13454090), (130, 13247104), (152, 11329760), (160, 10763272), (169, 10190080), (190, 9063808), (208, 8279440), (247, 6972160), (256, 6727045), (260, 6623552), (304, 5664880), (320, 5381636), (338, 5095040), (380, 4531904), (416, 4139720), (419, 4110080), (494, 3486080), (520, 3311776), (608, 2832440), (640, 2690818), (676, 2547520), (760, 2265952), (832, 2069860), (838, 2055040), (845, 2038016), (988, 1743040), (1040, 1655888), (1216, 1416220), (1235, 1394432), (1280, 1345409), (1352, 1273760), (1520, 1132976), (1664, 1034930), (1676, 1027520), (1690, 1019008), (1976, 871520), (2080, 827944), (2095, 822016), (2432, 708110), (2470, 697216), (2704, 636880), (3040, 566488), (3211, 536320), (3328, 517465), (3352, 513760), (3380, 509504), (3952, 435760), (4160, 413972), (4190, 411008), (4864, 354055), (4940, 348608), (5408, 318440), (5447, 316160), (6080, 283244), (6422, 268160), (6704, 256880), (6760, 254752), (7904, 217880), (7961, 216320), (8320, 206986), (8380, 205504), (9880, 174304), (10816, 159220), (10894, 158080), (12160, 141622), (12844, 134080), (13408, 128440), (13520, 127376), (15808, 108940), (15922, 108160), (16055, 107264), (16640, 103493), (16760, 102752), (19760, 87152), (21632, 79610), (21788, 79040), (24320, 70811), (25688, 67040), (26816, 64220), (27040, 63688), (27235, 63232), (31616, 54470), (31844, 54080), (32110, 53632), (33520, 51376), (39520, 43576), (39805, 43264)]