2891893320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{17971}}^1$

素因数の和:18140

約数の個数: 128

約数和(自身を含む): 9704880000

約数和(自身を除く): 6812986680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 149, 180, 216, 270, 298, 360, 447, 540, 596, 745, 894, 1080, 1192, 1341, 1490, 1788, 2235, 2682, 2980, 3576, 4023, 4470, 5364, 5960, 6705, 8046, 8940, 10728, 13410, 16092, 17880, 17971, 20115, 26820, 32184, 35942, 40230, 53640, 53913, 71884, 80460, 89855, 107826, 143768, 160920, 161739, 179710, 215652, 269565, 323478, 359420, 431304, 485217, 539130, 646956, 718840, 808695, 970434, 1078260, 1293912, 1617390, 1940868, 2156520, 2426085, 2677679, 3234780, 3881736, 4852170, 5355358, 6469560, 8033037, 9704340, 10710716, 13388395, 16066074, 19408680, 21421432, 24099111, 26776790, 32132148, 40165185, 48198222, 53553580, 64264296, 72297333, 80330370, 96396444, 107107160, 120495555, 144594666, 160660740, 192792888, 240991110, 289189332, 321321480, 361486665, 481982220, 578378664, 722973330, 963964440, 1445946660, 2891893320]

約数ペア:

[(1, 2891893320), (2, 1445946660), (3, 963964440), (4, 722973330), (5, 578378664), (6, 481982220), (8, 361486665), (9, 321321480), (10, 289189332), (12, 240991110), (15, 192792888), (18, 160660740), (20, 144594666), (24, 120495555), (27, 107107160), (30, 96396444), (36, 80330370), (40, 72297333), (45, 64264296), (54, 53553580), (60, 48198222), (72, 40165185), (90, 32132148), (108, 26776790), (120, 24099111), (135, 21421432), (149, 19408680), (180, 16066074), (216, 13388395), (270, 10710716), (298, 9704340), (360, 8033037), (447, 6469560), (540, 5355358), (596, 4852170), (745, 3881736), (894, 3234780), (1080, 2677679), (1192, 2426085), (1341, 2156520), (1490, 1940868), (1788, 1617390), (2235, 1293912), (2682, 1078260), (2980, 970434), (3576, 808695), (4023, 718840), (4470, 646956), (5364, 539130), (5960, 485217), (6705, 431304), (8046, 359420), (8940, 323478), (10728, 269565), (13410, 215652), (16092, 179710), (17880, 161739), (17971, 160920), (20115, 143768), (26820, 107826), (32184, 89855), (35942, 80460), (40230, 71884), (53640, 53913)]