257981534160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1943803}}^1$

素因数の和:1943905

約数の個数: 160

約数和(自身を含む): 925561712640

約数和(自身を除く): 667580178480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 3160, 3318, 3792, 4424, 4740, 5530, 6320, 6636, 8295, 8848, 9480, 11060, 13272, 16590, 18960, 22120, 26544, 33180, 44240, 66360, 132720, 1943803, 3887606, 5831409, 7775212, 9719015, 11662818, 13606621, 15550424, 19438030, 23325636, 27213242, 29157045, 31100848, 38876060, 40819863, 46651272, 54426484, 58314090, 68033105, 77752120, 81639726, 93302544, 108852968, 116628180, 136066210, 153560437, 155504240, 163279452, 204099315, 217705936, 233256360, 272132420, 307120874, 326558904, 408198630, 460681311, 466512720, 544264840, 614241748, 653117808, 767802185, 816397260, 921362622, 1074923059, 1088529680, 1228483496, 1535604370, 1632794520, 1842725244, 2149846118, 2303406555, 2456966992, 3071208740, 3224769177, 3265589040, 3685450488, 4299692236, 4606813110, 5374615295, 6142417480, 6449538354, 7370900976, 8599384472, 9213626220, 10749230590, 12284834960, 12899076708, 16123845885, 17198768944, 18427252440, 21498461180, 25798153416, 32247691770, 36854504880, 42996922360, 51596306832, 64495383540, 85993844720, 128990767080, 257981534160]

約数ペア:

[(1, 257981534160), (2, 128990767080), (3, 85993844720), (4, 64495383540), (5, 51596306832), (6, 42996922360), (7, 36854504880), (8, 32247691770), (10, 25798153416), (12, 21498461180), (14, 18427252440), (15, 17198768944), (16, 16123845885), (20, 12899076708), (21, 12284834960), (24, 10749230590), (28, 9213626220), (30, 8599384472), (35, 7370900976), (40, 6449538354), (42, 6142417480), (48, 5374615295), (56, 4606813110), (60, 4299692236), (70, 3685450488), (79, 3265589040), (80, 3224769177), (84, 3071208740), (105, 2456966992), (112, 2303406555), (120, 2149846118), (140, 1842725244), (158, 1632794520), (168, 1535604370), (210, 1228483496), (237, 1088529680), (240, 1074923059), (280, 921362622), (316, 816397260), (336, 767802185), (395, 653117808), (420, 614241748), (474, 544264840), (553, 466512720), (560, 460681311), (632, 408198630), (790, 326558904), (840, 307120874), (948, 272132420), (1106, 233256360), (1185, 217705936), (1264, 204099315), (1580, 163279452), (1659, 155504240), (1680, 153560437), (1896, 136066210), (2212, 116628180), (2370, 108852968), (2765, 93302544), (3160, 81639726), (3318, 77752120), (3792, 68033105), (4424, 58314090), (4740, 54426484), (5530, 46651272), (6320, 40819863), (6636, 38876060), (8295, 31100848), (8848, 29157045), (9480, 27213242), (11060, 23325636), (13272, 19438030), (16590, 15550424), (18960, 13606621), (22120, 11662818), (26544, 9719015), (33180, 7775212), (44240, 5831409), (66360, 3887606), (132720, 1943803)]