259311780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1759}}^1$

素因数の和:1800

約数の個数: 240

約数和(自身を含む): 1001763840

約数和(自身を除く): 742452060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1620, 1638, 1755, 1759, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 3276, 3510, 3518, 3780, 4095, 4212, 4914, 5265, 5277, 5460, 5670, 7020, 7036, 7371, 8190, 8795, 9828, 10530, 10554, 11340, 12285, 12313, 14742, 15831, 16380, 17590, 21060, 21108, 22867, 24570, 24626, 26385, 29484, 31662, 35180, 36855, 36939, 45734, 47493, 49140, 49252, 52770, 61565, 63324, 68601, 73710, 73878, 79155, 91468, 94986, 105540, 110817, 114335, 123130, 137202, 142479, 147420, 147756, 158310, 160069, 184695, 189972, 205803, 221634, 228670, 237465, 246260, 274404, 284958, 316620, 320138, 332451, 343005, 369390, 411606, 443268, 457340, 474930, 480207, 554085, 569916, 617409, 640276, 664902, 686010, 712395, 738780, 800345, 823212, 949860, 960414, 997353, 1029015, 1108170, 1234818, 1329804, 1372020, 1424790, 1440621, 1600690, 1662255, 1852227, 1920828, 1994706, 2058030, 2216340, 2401035, 2469636, 2849580, 2881242, 3087045, 3201380, 3324510, 3704454, 3989412, 4116060, 4321863, 4802070, 4986765, 5762484, 6174090, 6649020, 7203105, 7408908, 8643726, 9261135, 9604140, 9973530, 12348180, 12965589, 14406210, 17287452, 18522270, 19947060, 21609315, 25931178, 28812420, 37044540, 43218630, 51862356, 64827945, 86437260, 129655890, 259311780]

約数ペア:

[(1, 259311780), (2, 129655890), (3, 86437260), (4, 64827945), (5, 51862356), (6, 43218630), (7, 37044540), (9, 28812420), (10, 25931178), (12, 21609315), (13, 19947060), (14, 18522270), (15, 17287452), (18, 14406210), (20, 12965589), (21, 12348180), (26, 9973530), (27, 9604140), (28, 9261135), (30, 8643726), (35, 7408908), (36, 7203105), (39, 6649020), (42, 6174090), (45, 5762484), (52, 4986765), (54, 4802070), (60, 4321863), (63, 4116060), (65, 3989412), (70, 3704454), (78, 3324510), (81, 3201380), (84, 3087045), (90, 2881242), (91, 2849580), (105, 2469636), (108, 2401035), (117, 2216340), (126, 2058030), (130, 1994706), (135, 1920828), (140, 1852227), (156, 1662255), (162, 1600690), (180, 1440621), (182, 1424790), (189, 1372020), (195, 1329804), (210, 1234818), (234, 1108170), (252, 1029015), (260, 997353), (270, 960414), (273, 949860), (315, 823212), (324, 800345), (351, 738780), (364, 712395), (378, 686010), (390, 664902), (405, 640276), (420, 617409), (455, 569916), (468, 554085), (540, 480207), (546, 474930), (567, 457340), (585, 443268), (630, 411606), (702, 369390), (756, 343005), (780, 332451), (810, 320138), (819, 316620), (910, 284958), (945, 274404), (1053, 246260), (1092, 237465), (1134, 228670), (1170, 221634), (1260, 205803), (1365, 189972), (1404, 184695), (1620, 160069), (1638, 158310), (1755, 147756), (1759, 147420), (1820, 142479), (1890, 137202), (2106, 123130), (2268, 114335), (2340, 110817), (2457, 105540), (2730, 94986), (2835, 91468), (3276, 79155), (3510, 73878), (3518, 73710), (3780, 68601), (4095, 63324), (4212, 61565), (4914, 52770), (5265, 49252), (5277, 49140), (5460, 47493), (5670, 45734), (7020, 36939), (7036, 36855), (7371, 35180), (8190, 31662), (8795, 29484), (9828, 26385), (10530, 24626), (10554, 24570), (11340, 22867), (12285, 21108), (12313, 21060), (14742, 17590), (15831, 16380)]