209185920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1627

約数の個数: 192

約数和(自身を含む): 754228800

約数和(自身を除く): 545042880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 128, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 384, 414, 460, 480, 552, 576, 640, 690, 720, 736, 828, 920, 960, 1035, 1104, 1152, 1380, 1440, 1472, 1579, 1656, 1840, 1920, 2070, 2208, 2760, 2880, 2944, 3158, 3312, 3680, 4140, 4416, 4737, 5520, 5760, 6316, 6624, 7360, 7895, 8280, 8832, 9474, 11040, 12632, 13248, 14211, 14720, 15790, 16560, 18948, 22080, 23685, 25264, 26496, 28422, 31580, 33120, 36317, 37896, 44160, 47370, 50528, 56844, 63160, 66240, 71055, 72634, 75792, 94740, 101056, 108951, 113688, 126320, 132480, 142110, 145268, 151584, 181585, 189480, 202112, 217902, 227376, 252640, 284220, 290536, 303168, 326853, 363170, 378960, 435804, 454752, 505280, 544755, 568440, 581072, 606336, 653706, 726340, 757920, 871608, 909504, 1010560, 1089510, 1136880, 1162144, 1307412, 1452680, 1515840, 1634265, 1743216, 1819008, 2179020, 2273760, 2324288, 2614824, 2905360, 3031680, 3268530, 3486432, 4358040, 4547520, 4648576, 5229648, 5810720, 6537060, 6972864, 8716080, 9095040, 10459296, 11621440, 13074120, 13945728, 17432160, 20918592, 23242880, 26148240, 34864320, 41837184, 52296480, 69728640, 104592960, 209185920]

約数ペア:

[(1, 209185920), (2, 104592960), (3, 69728640), (4, 52296480), (5, 41837184), (6, 34864320), (8, 26148240), (9, 23242880), (10, 20918592), (12, 17432160), (15, 13945728), (16, 13074120), (18, 11621440), (20, 10459296), (23, 9095040), (24, 8716080), (30, 6972864), (32, 6537060), (36, 5810720), (40, 5229648), (45, 4648576), (46, 4547520), (48, 4358040), (60, 3486432), (64, 3268530), (69, 3031680), (72, 2905360), (80, 2614824), (90, 2324288), (92, 2273760), (96, 2179020), (115, 1819008), (120, 1743216), (128, 1634265), (138, 1515840), (144, 1452680), (160, 1307412), (180, 1162144), (184, 1136880), (192, 1089510), (207, 1010560), (230, 909504), (240, 871608), (276, 757920), (288, 726340), (320, 653706), (345, 606336), (360, 581072), (368, 568440), (384, 544755), (414, 505280), (460, 454752), (480, 435804), (552, 378960), (576, 363170), (640, 326853), (690, 303168), (720, 290536), (736, 284220), (828, 252640), (920, 227376), (960, 217902), (1035, 202112), (1104, 189480), (1152, 181585), (1380, 151584), (1440, 145268), (1472, 142110), (1579, 132480), (1656, 126320), (1840, 113688), (1920, 108951), (2070, 101056), (2208, 94740), (2760, 75792), (2880, 72634), (2944, 71055), (3158, 66240), (3312, 63160), (3680, 56844), (4140, 50528), (4416, 47370), (4737, 44160), (5520, 37896), (5760, 36317), (6316, 33120), (6624, 31580), (7360, 28422), (7895, 26496), (8280, 25264), (8832, 23685), (9474, 22080), (11040, 18948), (12632, 16560), (13248, 15790), (14211, 14720)]