180747720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 192

約数和(自身を含む): 627120000

約数和(自身を除く): 446372280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 199, 216, 232, 261, 270, 290, 348, 360, 398, 435, 522, 540, 580, 597, 696, 783, 796, 841, 870, 995, 1044, 1080, 1160, 1194, 1305, 1566, 1592, 1682, 1740, 1791, 1990, 2088, 2388, 2523, 2610, 2985, 3132, 3364, 3480, 3582, 3915, 3980, 4205, 4776, 5046, 5220, 5373, 5771, 5970, 6264, 6728, 7164, 7569, 7830, 7960, 8410, 8955, 10092, 10440, 10746, 11542, 11940, 12615, 14328, 15138, 15660, 16820, 17313, 17910, 20184, 21492, 22707, 23084, 23880, 25230, 26865, 28855, 30276, 31320, 33640, 34626, 35820, 37845, 42984, 45414, 46168, 50460, 51939, 53730, 57710, 60552, 69252, 71640, 75690, 86565, 90828, 100920, 103878, 107460, 113535, 115420, 138504, 151380, 155817, 167359, 173130, 181656, 207756, 214920, 227070, 230840, 259695, 302760, 311634, 334718, 346260, 415512, 454140, 502077, 519390, 623268, 669436, 692520, 779085, 836795, 908280, 1004154, 1038780, 1246536, 1338872, 1506231, 1558170, 1673590, 2008308, 2077560, 2510385, 3012462, 3116340, 3347180, 4016616, 4518693, 5020770, 6024924, 6232680, 6694360, 7531155, 9037386, 10041540, 12049848, 15062310, 18074772, 20083080, 22593465, 30124620, 36149544, 45186930, 60249240, 90373860, 180747720]

約数ペア:

[(1, 180747720), (2, 90373860), (3, 60249240), (4, 45186930), (5, 36149544), (6, 30124620), (8, 22593465), (9, 20083080), (10, 18074772), (12, 15062310), (15, 12049848), (18, 10041540), (20, 9037386), (24, 7531155), (27, 6694360), (29, 6232680), (30, 6024924), (36, 5020770), (40, 4518693), (45, 4016616), (54, 3347180), (58, 3116340), (60, 3012462), (72, 2510385), (87, 2077560), (90, 2008308), (108, 1673590), (116, 1558170), (120, 1506231), (135, 1338872), (145, 1246536), (174, 1038780), (180, 1004154), (199, 908280), (216, 836795), (232, 779085), (261, 692520), (270, 669436), (290, 623268), (348, 519390), (360, 502077), (398, 454140), (435, 415512), (522, 346260), (540, 334718), (580, 311634), (597, 302760), (696, 259695), (783, 230840), (796, 227070), (841, 214920), (870, 207756), (995, 181656), (1044, 173130), (1080, 167359), (1160, 155817), (1194, 151380), (1305, 138504), (1566, 115420), (1592, 113535), (1682, 107460), (1740, 103878), (1791, 100920), (1990, 90828), (2088, 86565), (2388, 75690), (2523, 71640), (2610, 69252), (2985, 60552), (3132, 57710), (3364, 53730), (3480, 51939), (3582, 50460), (3915, 46168), (3980, 45414), (4205, 42984), (4776, 37845), (5046, 35820), (5220, 34626), (5373, 33640), (5771, 31320), (5970, 30276), (6264, 28855), (6728, 26865), (7164, 25230), (7569, 23880), (7830, 23084), (7960, 22707), (8410, 21492), (8955, 20184), (10092, 17910), (10440, 17313), (10746, 16820), (11542, 15660), (11940, 15138), (12615, 14328)]