628020864

素因数分解:

$2^7\times 3^5\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:421

約数の個数: 192

約数和(自身を含む): 1910606880

約数和(自身を除く): 1282586016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 81, 96, 108, 122, 128, 144, 162, 183, 192, 216, 243, 244, 288, 324, 331, 366, 384, 432, 486, 488, 549, 576, 648, 662, 732, 864, 972, 976, 993, 1098, 1152, 1296, 1324, 1464, 1647, 1728, 1944, 1952, 1986, 2196, 2592, 2648, 2928, 2979, 3294, 3456, 3888, 3904, 3972, 4392, 4941, 5184, 5296, 5856, 5958, 6588, 7776, 7808, 7944, 8784, 8937, 9882, 10368, 10592, 11712, 11916, 13176, 14823, 15552, 15888, 17568, 17874, 19764, 20191, 21184, 23424, 23832, 26352, 26811, 29646, 31104, 31776, 35136, 35748, 39528, 40382, 42368, 47664, 52704, 53622, 59292, 60573, 63552, 70272, 71496, 79056, 80433, 80764, 95328, 105408, 107244, 118584, 121146, 127104, 142992, 158112, 160866, 161528, 181719, 190656, 210816, 214488, 237168, 242292, 285984, 316224, 321732, 323056, 363438, 381312, 428976, 474336, 484584, 545157, 571968, 632448, 643464, 646112, 726876, 857952, 948672, 969168, 1090314, 1143936, 1286928, 1292224, 1453752, 1635471, 1715904, 1897344, 1938336, 2180628, 2573856, 2584448, 2907504, 3270942, 3431808, 3876672, 4361256, 4906413, 5147712, 5815008, 6541884, 7753344, 8722512, 9812826, 10295424, 11630016, 13083768, 17445024, 19625652, 23260032, 26167536, 34890048, 39251304, 52335072, 69780096, 78502608, 104670144, 157005216, 209340288, 314010432, 628020864]

約数ペア:

[(1, 628020864), (2, 314010432), (3, 209340288), (4, 157005216), (6, 104670144), (8, 78502608), (9, 69780096), (12, 52335072), (16, 39251304), (18, 34890048), (24, 26167536), (27, 23260032), (32, 19625652), (36, 17445024), (48, 13083768), (54, 11630016), (61, 10295424), (64, 9812826), (72, 8722512), (81, 7753344), (96, 6541884), (108, 5815008), (122, 5147712), (128, 4906413), (144, 4361256), (162, 3876672), (183, 3431808), (192, 3270942), (216, 2907504), (243, 2584448), (244, 2573856), (288, 2180628), (324, 1938336), (331, 1897344), (366, 1715904), (384, 1635471), (432, 1453752), (486, 1292224), (488, 1286928), (549, 1143936), (576, 1090314), (648, 969168), (662, 948672), (732, 857952), (864, 726876), (972, 646112), (976, 643464), (993, 632448), (1098, 571968), (1152, 545157), (1296, 484584), (1324, 474336), (1464, 428976), (1647, 381312), (1728, 363438), (1944, 323056), (1952, 321732), (1986, 316224), (2196, 285984), (2592, 242292), (2648, 237168), (2928, 214488), (2979, 210816), (3294, 190656), (3456, 181719), (3888, 161528), (3904, 160866), (3972, 158112), (4392, 142992), (4941, 127104), (5184, 121146), (5296, 118584), (5856, 107244), (5958, 105408), (6588, 95328), (7776, 80764), (7808, 80433), (7944, 79056), (8784, 71496), (8937, 70272), (9882, 63552), (10368, 60573), (10592, 59292), (11712, 53622), (11916, 52704), (13176, 47664), (14823, 42368), (15552, 40382), (15888, 39528), (17568, 35748), (17874, 35136), (19764, 31776), (20191, 31104), (21184, 29646), (23424, 26811), (23832, 26352)]