971741520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31387}}^1$

素因数の和:31449

約数の個数: 120

約数和(自身を含む): 3339432096

約数和(自身を除く): 2367690576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 1032, 1290, 1548, 1720, 1935, 2064, 2580, 3096, 3440, 3870, 5160, 6192, 7740, 10320, 15480, 30960, 31387, 62774, 94161, 125548, 156935, 188322, 251096, 282483, 313870, 376644, 470805, 502192, 564966, 627740, 753288, 941610, 1129932, 1255480, 1349641, 1412415, 1506576, 1883220, 2259864, 2510960, 2699282, 2824830, 3766440, 4048923, 4519728, 5398564, 5649660, 6748205, 7532880, 8097846, 10797128, 11299320, 12146769, 13496410, 16195692, 20244615, 21594256, 22598640, 24293538, 26992820, 32391384, 40489230, 48587076, 53985640, 60733845, 64782768, 80978460, 97174152, 107971280, 121467690, 161956920, 194348304, 242935380, 323913840, 485870760, 971741520]

約数ペア:

[(1, 971741520), (2, 485870760), (3, 323913840), (4, 242935380), (5, 194348304), (6, 161956920), (8, 121467690), (9, 107971280), (10, 97174152), (12, 80978460), (15, 64782768), (16, 60733845), (18, 53985640), (20, 48587076), (24, 40489230), (30, 32391384), (36, 26992820), (40, 24293538), (43, 22598640), (45, 21594256), (48, 20244615), (60, 16195692), (72, 13496410), (80, 12146769), (86, 11299320), (90, 10797128), (120, 8097846), (129, 7532880), (144, 6748205), (172, 5649660), (180, 5398564), (215, 4519728), (240, 4048923), (258, 3766440), (344, 2824830), (360, 2699282), (387, 2510960), (430, 2259864), (516, 1883220), (645, 1506576), (688, 1412415), (720, 1349641), (774, 1255480), (860, 1129932), (1032, 941610), (1290, 753288), (1548, 627740), (1720, 564966), (1935, 502192), (2064, 470805), (2580, 376644), (3096, 313870), (3440, 282483), (3870, 251096), (5160, 188322), (6192, 156935), (7740, 125548), (10320, 94161), (15480, 62774), (30960, 31387)]