856702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1423}}^1$

素因数の和:1639

約数の個数: 128

約数和(自身を含む): 2675980800

約数和(自身を除く): 1819277880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 173, 174, 232, 290, 346, 348, 435, 519, 580, 692, 696, 865, 870, 1038, 1160, 1384, 1423, 1730, 1740, 2076, 2595, 2846, 3460, 3480, 4152, 4269, 5017, 5190, 5692, 6920, 7115, 8538, 10034, 10380, 11384, 14230, 15051, 17076, 20068, 20760, 21345, 25085, 28460, 30102, 34152, 40136, 41267, 42690, 50170, 56920, 60204, 75255, 82534, 85380, 100340, 120408, 123801, 150510, 165068, 170760, 200680, 206335, 246179, 247602, 301020, 330136, 412670, 492358, 495204, 602040, 619005, 738537, 825340, 984716, 990408, 1230895, 1238010, 1477074, 1650680, 1969432, 2461790, 2476020, 2954148, 3692685, 4923580, 4952040, 5908296, 7139191, 7385370, 9847160, 14278382, 14770740, 21417573, 28556764, 29541480, 35695955, 42835146, 57113528, 71391910, 85670292, 107087865, 142783820, 171340584, 214175730, 285567640, 428351460, 856702920]

約数ペア:

[(1, 856702920), (2, 428351460), (3, 285567640), (4, 214175730), (5, 171340584), (6, 142783820), (8, 107087865), (10, 85670292), (12, 71391910), (15, 57113528), (20, 42835146), (24, 35695955), (29, 29541480), (30, 28556764), (40, 21417573), (58, 14770740), (60, 14278382), (87, 9847160), (116, 7385370), (120, 7139191), (145, 5908296), (173, 4952040), (174, 4923580), (232, 3692685), (290, 2954148), (346, 2476020), (348, 2461790), (435, 1969432), (519, 1650680), (580, 1477074), (692, 1238010), (696, 1230895), (865, 990408), (870, 984716), (1038, 825340), (1160, 738537), (1384, 619005), (1423, 602040), (1730, 495204), (1740, 492358), (2076, 412670), (2595, 330136), (2846, 301020), (3460, 247602), (3480, 246179), (4152, 206335), (4269, 200680), (5017, 170760), (5190, 165068), (5692, 150510), (6920, 123801), (7115, 120408), (8538, 100340), (10034, 85380), (10380, 82534), (11384, 75255), (14230, 60204), (15051, 56920), (17076, 50170), (20068, 42690), (20760, 41267), (21345, 40136), (25085, 34152), (28460, 30102)]