855708320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 192

約数和(自身を含む): 2233889280

約数和(自身を除く): 1378180960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 47, 53, 76, 80, 94, 95, 106, 113, 152, 160, 188, 190, 212, 226, 235, 265, 304, 376, 380, 424, 452, 470, 530, 565, 608, 752, 760, 848, 893, 904, 940, 1007, 1060, 1130, 1504, 1520, 1696, 1786, 1808, 1880, 2014, 2120, 2147, 2260, 2491, 3040, 3572, 3616, 3760, 4028, 4240, 4294, 4465, 4520, 4982, 5035, 5311, 5989, 7144, 7520, 8056, 8480, 8588, 8930, 9040, 9964, 10070, 10622, 10735, 11978, 12455, 14288, 16112, 17176, 17860, 18080, 19928, 20140, 21244, 21470, 23956, 24910, 26555, 28576, 29945, 32224, 34352, 35720, 39856, 40280, 42488, 42940, 47329, 47912, 49820, 53110, 59890, 68704, 71440, 79712, 80560, 84976, 85880, 94658, 95824, 99640, 100909, 106220, 113791, 119780, 142880, 161120, 169952, 171760, 189316, 191648, 199280, 201818, 212440, 227582, 236645, 239560, 281483, 343520, 378632, 398560, 403636, 424880, 455164, 473290, 479120, 504545, 562966, 568955, 757264, 807272, 849760, 910328, 946580, 958240, 1009090, 1125932, 1137910, 1407415, 1514528, 1614544, 1820656, 1893160, 2018180, 2251864, 2275820, 2814830, 3229088, 3641312, 3786320, 4036360, 4503728, 4551640, 5348177, 5629660, 7572640, 8072720, 9007456, 9103280, 10696354, 11259320, 16145440, 18206560, 21392708, 22518640, 26740885, 42785416, 45037280, 53481770, 85570832, 106963540, 171141664, 213927080, 427854160, 855708320]

約数ペア:

[(1, 855708320), (2, 427854160), (4, 213927080), (5, 171141664), (8, 106963540), (10, 85570832), (16, 53481770), (19, 45037280), (20, 42785416), (32, 26740885), (38, 22518640), (40, 21392708), (47, 18206560), (53, 16145440), (76, 11259320), (80, 10696354), (94, 9103280), (95, 9007456), (106, 8072720), (113, 7572640), (152, 5629660), (160, 5348177), (188, 4551640), (190, 4503728), (212, 4036360), (226, 3786320), (235, 3641312), (265, 3229088), (304, 2814830), (376, 2275820), (380, 2251864), (424, 2018180), (452, 1893160), (470, 1820656), (530, 1614544), (565, 1514528), (608, 1407415), (752, 1137910), (760, 1125932), (848, 1009090), (893, 958240), (904, 946580), (940, 910328), (1007, 849760), (1060, 807272), (1130, 757264), (1504, 568955), (1520, 562966), (1696, 504545), (1786, 479120), (1808, 473290), (1880, 455164), (2014, 424880), (2120, 403636), (2147, 398560), (2260, 378632), (2491, 343520), (3040, 281483), (3572, 239560), (3616, 236645), (3760, 227582), (4028, 212440), (4240, 201818), (4294, 199280), (4465, 191648), (4520, 189316), (4982, 171760), (5035, 169952), (5311, 161120), (5989, 142880), (7144, 119780), (7520, 113791), (8056, 106220), (8480, 100909), (8588, 99640), (8930, 95824), (9040, 94658), (9964, 85880), (10070, 84976), (10622, 80560), (10735, 79712), (11978, 71440), (12455, 68704), (14288, 59890), (16112, 53110), (17176, 49820), (17860, 47912), (18080, 47329), (19928, 42940), (20140, 42488), (21244, 40280), (21470, 39856), (23956, 35720), (24910, 34352), (26555, 32224), (28576, 29945)]