180633280

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:318

約数の個数: 112

約数和(自身を含む): 450616320

約数和(自身を除く): 269983040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 131, 139, 155, 160, 248, 262, 278, 310, 320, 496, 524, 556, 620, 655, 695, 992, 1048, 1112, 1240, 1310, 1390, 1984, 2096, 2224, 2480, 2620, 2780, 4061, 4192, 4309, 4448, 4960, 5240, 5560, 8122, 8384, 8618, 8896, 9920, 10480, 11120, 16244, 17236, 18209, 20305, 20960, 21545, 22240, 32488, 34472, 36418, 40610, 41920, 43090, 44480, 64976, 68944, 72836, 81220, 86180, 91045, 129952, 137888, 145672, 162440, 172360, 182090, 259904, 275776, 291344, 324880, 344720, 364180, 564479, 582688, 649760, 689440, 728360, 1128958, 1165376, 1299520, 1378880, 1456720, 2257916, 2822395, 2913440, 4515832, 5644790, 5826880, 9031664, 11289580, 18063328, 22579160, 36126656, 45158320, 90316640, 180633280]

約数ペア:

[(1, 180633280), (2, 90316640), (4, 45158320), (5, 36126656), (8, 22579160), (10, 18063328), (16, 11289580), (20, 9031664), (31, 5826880), (32, 5644790), (40, 4515832), (62, 2913440), (64, 2822395), (80, 2257916), (124, 1456720), (131, 1378880), (139, 1299520), (155, 1165376), (160, 1128958), (248, 728360), (262, 689440), (278, 649760), (310, 582688), (320, 564479), (496, 364180), (524, 344720), (556, 324880), (620, 291344), (655, 275776), (695, 259904), (992, 182090), (1048, 172360), (1112, 162440), (1240, 145672), (1310, 137888), (1390, 129952), (1984, 91045), (2096, 86180), (2224, 81220), (2480, 72836), (2620, 68944), (2780, 64976), (4061, 44480), (4192, 43090), (4309, 41920), (4448, 40610), (4960, 36418), (5240, 34472), (5560, 32488), (8122, 22240), (8384, 21545), (8618, 20960), (8896, 20305), (9920, 18209), (10480, 17236), (11120, 16244)]