721060992

素因数分解:

$2^7\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 2183550720

約数和(自身を除く): 1462489728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 61, 62, 64, 72, 93, 96, 122, 124, 128, 144, 183, 186, 192, 244, 248, 279, 288, 331, 366, 372, 384, 488, 496, 549, 558, 576, 662, 732, 744, 976, 992, 993, 1098, 1116, 1152, 1324, 1464, 1488, 1891, 1952, 1984, 1986, 2196, 2232, 2648, 2928, 2976, 2979, 3782, 3904, 3968, 3972, 4392, 4464, 5296, 5673, 5856, 5952, 5958, 7564, 7808, 7944, 8784, 8928, 10261, 10592, 11346, 11712, 11904, 11916, 15128, 15888, 17019, 17568, 17856, 20191, 20522, 21184, 22692, 23424, 23832, 30256, 30783, 31776, 34038, 35136, 35712, 40382, 41044, 42368, 45384, 47664, 60512, 60573, 61566, 63552, 68076, 70272, 80764, 82088, 90768, 92349, 95328, 121024, 121146, 123132, 127104, 136152, 161528, 164176, 181536, 181719, 184698, 190656, 242048, 242292, 246264, 272304, 323056, 328352, 363072, 363438, 369396, 381312, 484584, 492528, 544608, 625921, 646112, 656704, 726144, 726876, 738792, 969168, 985056, 1089216, 1251842, 1292224, 1313408, 1453752, 1477584, 1877763, 1938336, 1970112, 2178432, 2503684, 2584448, 2907504, 2955168, 3755526, 3876672, 3940224, 5007368, 5633289, 5815008, 5910336, 7511052, 7753344, 10014736, 11266578, 11630016, 11820672, 15022104, 20029472, 22533156, 23260032, 30044208, 40058944, 45066312, 60088416, 80117888, 90132624, 120176832, 180265248, 240353664, 360530496, 721060992]

約数ペア:

[(1, 721060992), (2, 360530496), (3, 240353664), (4, 180265248), (6, 120176832), (8, 90132624), (9, 80117888), (12, 60088416), (16, 45066312), (18, 40058944), (24, 30044208), (31, 23260032), (32, 22533156), (36, 20029472), (48, 15022104), (61, 11820672), (62, 11630016), (64, 11266578), (72, 10014736), (93, 7753344), (96, 7511052), (122, 5910336), (124, 5815008), (128, 5633289), (144, 5007368), (183, 3940224), (186, 3876672), (192, 3755526), (244, 2955168), (248, 2907504), (279, 2584448), (288, 2503684), (331, 2178432), (366, 1970112), (372, 1938336), (384, 1877763), (488, 1477584), (496, 1453752), (549, 1313408), (558, 1292224), (576, 1251842), (662, 1089216), (732, 985056), (744, 969168), (976, 738792), (992, 726876), (993, 726144), (1098, 656704), (1116, 646112), (1152, 625921), (1324, 544608), (1464, 492528), (1488, 484584), (1891, 381312), (1952, 369396), (1984, 363438), (1986, 363072), (2196, 328352), (2232, 323056), (2648, 272304), (2928, 246264), (2976, 242292), (2979, 242048), (3782, 190656), (3904, 184698), (3968, 181719), (3972, 181536), (4392, 164176), (4464, 161528), (5296, 136152), (5673, 127104), (5856, 123132), (5952, 121146), (5958, 121024), (7564, 95328), (7808, 92349), (7944, 90768), (8784, 82088), (8928, 80764), (10261, 70272), (10592, 68076), (11346, 63552), (11712, 61566), (11904, 60573), (11916, 60512), (15128, 47664), (15888, 45384), (17019, 42368), (17568, 41044), (17856, 40382), (20191, 35712), (20522, 35136), (21184, 34038), (22692, 31776), (23424, 30783), (23832, 30256)]