311284960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16349}}^1$

素因数の和:16388

約数の個数: 96

約数和(自身を含む): 889963200

約数和(自身を除く): 578678240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2380, 2720, 3808, 4760, 9520, 16349, 19040, 32698, 65396, 81745, 114443, 130792, 163490, 228886, 261584, 277933, 326980, 457772, 523168, 555866, 572215, 653960, 915544, 1111732, 1144430, 1307920, 1389665, 1831088, 1945531, 2223464, 2288860, 2615840, 2779330, 3662176, 3891062, 4446928, 4577720, 5558660, 7782124, 8893856, 9155440, 9727655, 11117320, 15564248, 18310880, 19455310, 22234640, 31128496, 38910620, 44469280, 62256992, 77821240, 155642480, 311284960]

約数ペア:

[(1, 311284960), (2, 155642480), (4, 77821240), (5, 62256992), (7, 44469280), (8, 38910620), (10, 31128496), (14, 22234640), (16, 19455310), (17, 18310880), (20, 15564248), (28, 11117320), (32, 9727655), (34, 9155440), (35, 8893856), (40, 7782124), (56, 5558660), (68, 4577720), (70, 4446928), (80, 3891062), (85, 3662176), (112, 2779330), (119, 2615840), (136, 2288860), (140, 2223464), (160, 1945531), (170, 1831088), (224, 1389665), (238, 1307920), (272, 1144430), (280, 1111732), (340, 915544), (476, 653960), (544, 572215), (560, 555866), (595, 523168), (680, 457772), (952, 326980), (1120, 277933), (1190, 261584), (1360, 228886), (1904, 163490), (2380, 130792), (2720, 114443), (3808, 81745), (4760, 65396), (9520, 32698), (16349, 19040)]