277890480

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{18379}}^1$

素因数の和:18408

約数の個数: 160

約数和(自身を含む): 1093977600

約数和(自身を除く): 816087120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 18379, 36758, 55137, 73516, 91895, 110274, 128653, 147032, 165411, 183790, 220548, 257306, 275685, 294064, 330822, 367580, 385959, 441096, 496233, 514612, 551370, 643265, 661644, 735160, 771918, 827055, 882192, 992466, 1029224, 1102740, 1157877, 1286530, 1323288, 1470320, 1543836, 1654110, 1929795, 1984932, 2058448, 2205480, 2315754, 2481165, 2573060, 2646576, 3087672, 3308220, 3473631, 3859590, 3969864, 4410960, 4631508, 4962330, 5146120, 5789385, 6175344, 6616440, 6947262, 7719180, 7939728, 9263016, 9924660, 10292240, 11578770, 13232880, 13894524, 15438360, 17368155, 18526032, 19849320, 23157540, 27789048, 30876720, 34736310, 39698640, 46315080, 55578096, 69472620, 92630160, 138945240, 277890480]

約数ペア:

[(1, 277890480), (2, 138945240), (3, 92630160), (4, 69472620), (5, 55578096), (6, 46315080), (7, 39698640), (8, 34736310), (9, 30876720), (10, 27789048), (12, 23157540), (14, 19849320), (15, 18526032), (16, 17368155), (18, 15438360), (20, 13894524), (21, 13232880), (24, 11578770), (27, 10292240), (28, 9924660), (30, 9263016), (35, 7939728), (36, 7719180), (40, 6947262), (42, 6616440), (45, 6175344), (48, 5789385), (54, 5146120), (56, 4962330), (60, 4631508), (63, 4410960), (70, 3969864), (72, 3859590), (80, 3473631), (84, 3308220), (90, 3087672), (105, 2646576), (108, 2573060), (112, 2481165), (120, 2315754), (126, 2205480), (135, 2058448), (140, 1984932), (144, 1929795), (168, 1654110), (180, 1543836), (189, 1470320), (210, 1323288), (216, 1286530), (240, 1157877), (252, 1102740), (270, 1029224), (280, 992466), (315, 882192), (336, 827055), (360, 771918), (378, 735160), (420, 661644), (432, 643265), (504, 551370), (540, 514612), (560, 496233), (630, 441096), (720, 385959), (756, 367580), (840, 330822), (945, 294064), (1008, 275685), (1080, 257306), (1260, 220548), (1512, 183790), (1680, 165411), (1890, 147032), (2160, 128653), (2520, 110274), (3024, 91895), (3780, 73516), (5040, 55137), (7560, 36758), (15120, 18379)]