211931640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{439}}^1$

素因数の和:611

約数の個数: 160

約数和(自身を含む): 718740000

約数和(自身を除く): 506808360

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, 81, 90, 108, 120, 135, 149, 162, 180, 216, 270, 298, 324, 360, 405, 439, 447, 540, 596, 648, 745, 810, 878, 894, 1080, 1192, 1317, 1341, 1490, 1620, 1756, 1788, 2195, 2235, 2634, 2682, 2980, 3240, 3512, 3576, 3951, 4023, 4390, 4470, 5268, 5364, 5960, 6585, 6705, 7902, 8046, 8780, 8940, 10536, 10728, 11853, 12069, 13170, 13410, 15804, 16092, 17560, 17880, 19755, 20115, 23706, 24138, 26340, 26820, 31608, 32184, 35559, 39510, 40230, 47412, 48276, 52680, 53640, 59265, 60345, 65411, 71118, 79020, 80460, 94824, 96552, 118530, 120690, 130822, 142236, 158040, 160920, 177795, 196233, 237060, 241380, 261644, 284472, 327055, 355590, 392466, 474120, 482760, 523288, 588699, 654110, 711180, 784932, 981165, 1177398, 1308220, 1422360, 1569864, 1766097, 1962330, 2354796, 2616440, 2943495, 3532194, 3924660, 4709592, 5298291, 5886990, 7064388, 7849320, 8830485, 10596582, 11773980, 14128776, 17660970, 21193164, 23547960, 26491455, 35321940, 42386328, 52982910, 70643880, 105965820, 211931640]

約数ペア:

[(1, 211931640), (2, 105965820), (3, 70643880), (4, 52982910), (5, 42386328), (6, 35321940), (8, 26491455), (9, 23547960), (10, 21193164), (12, 17660970), (15, 14128776), (18, 11773980), (20, 10596582), (24, 8830485), (27, 7849320), (30, 7064388), (36, 5886990), (40, 5298291), (45, 4709592), (54, 3924660), (60, 3532194), (72, 2943495), (81, 2616440), (90, 2354796), (108, 1962330), (120, 1766097), (135, 1569864), (149, 1422360), (162, 1308220), (180, 1177398), (216, 981165), (270, 784932), (298, 711180), (324, 654110), (360, 588699), (405, 523288), (439, 482760), (447, 474120), (540, 392466), (596, 355590), (648, 327055), (745, 284472), (810, 261644), (878, 241380), (894, 237060), (1080, 196233), (1192, 177795), (1317, 160920), (1341, 158040), (1490, 142236), (1620, 130822), (1756, 120690), (1788, 118530), (2195, 96552), (2235, 94824), (2634, 80460), (2682, 79020), (2980, 71118), (3240, 65411), (3512, 60345), (3576, 59265), (3951, 53640), (4023, 52680), (4390, 48276), (4470, 47412), (5268, 40230), (5364, 39510), (5960, 35559), (6585, 32184), (6705, 31608), (7902, 26820), (8046, 26340), (8780, 24138), (8940, 23706), (10536, 20115), (10728, 19755), (11853, 17880), (12069, 17560), (13170, 16092), (13410, 15804)]