647413920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14503}}^1$

素因数の和:14555

約数の個数: 144

約数和(自身を含む): 2280724992

約数和(自身を除く): 1633311072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14503, 14880, 22320, 29006, 43509, 44640, 58012, 72515, 87018, 116024, 130527, 145030, 174036, 217545, 232048, 261054, 290060, 348072, 435090, 449593, 464096, 522108, 580120, 652635, 696144, 870180, 899186, 1044216, 1160240, 1305270, 1348779, 1392288, 1740360, 1798372, 2088432, 2247965, 2320480, 2610540, 2697558, 3480720, 3596744, 4046337, 4176864, 4495930, 5221080, 5395116, 6743895, 6961440, 7193488, 8092674, 8991860, 10442160, 10790232, 13487790, 14386976, 16185348, 17983720, 20231685, 20884320, 21580464, 26975580, 32370696, 35967440, 40463370, 43160928, 53951160, 64741392, 71934880, 80926740, 107902320, 129482784, 161853480, 215804640, 323706960, 647413920]

約数ペア:

[(1, 647413920), (2, 323706960), (3, 215804640), (4, 161853480), (5, 129482784), (6, 107902320), (8, 80926740), (9, 71934880), (10, 64741392), (12, 53951160), (15, 43160928), (16, 40463370), (18, 35967440), (20, 32370696), (24, 26975580), (30, 21580464), (31, 20884320), (32, 20231685), (36, 17983720), (40, 16185348), (45, 14386976), (48, 13487790), (60, 10790232), (62, 10442160), (72, 8991860), (80, 8092674), (90, 7193488), (93, 6961440), (96, 6743895), (120, 5395116), (124, 5221080), (144, 4495930), (155, 4176864), (160, 4046337), (180, 3596744), (186, 3480720), (240, 2697558), (248, 2610540), (279, 2320480), (288, 2247965), (310, 2088432), (360, 1798372), (372, 1740360), (465, 1392288), (480, 1348779), (496, 1305270), (558, 1160240), (620, 1044216), (720, 899186), (744, 870180), (930, 696144), (992, 652635), (1116, 580120), (1240, 522108), (1395, 464096), (1440, 449593), (1488, 435090), (1860, 348072), (2232, 290060), (2480, 261054), (2790, 232048), (2976, 217545), (3720, 174036), (4464, 145030), (4960, 130527), (5580, 116024), (7440, 87018), (8928, 72515), (11160, 58012), (14503, 44640), (14880, 43509), (22320, 29006)]