80065920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:273

約数の個数: 256

約数和(自身を含む): 296110080

約数和(自身を除く): 216044160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 64, 66, 68, 80, 85, 88, 96, 102, 110, 120, 128, 132, 136, 160, 165, 170, 176, 187, 192, 204, 220, 223, 240, 255, 264, 272, 320, 330, 340, 352, 374, 384, 408, 440, 446, 480, 510, 528, 544, 561, 640, 660, 669, 680, 704, 748, 816, 880, 892, 935, 960, 1020, 1056, 1088, 1115, 1122, 1320, 1338, 1360, 1408, 1496, 1632, 1760, 1784, 1870, 1920, 2040, 2112, 2176, 2230, 2244, 2453, 2640, 2676, 2720, 2805, 2992, 3264, 3345, 3520, 3568, 3740, 3791, 4080, 4224, 4460, 4488, 4906, 5280, 5352, 5440, 5610, 5984, 6528, 6690, 7040, 7136, 7359, 7480, 7582, 8160, 8920, 8976, 9812, 10560, 10704, 10880, 11220, 11373, 11968, 12265, 13380, 14272, 14718, 14960, 15164, 16320, 17840, 17952, 18955, 19624, 21120, 21408, 22440, 22746, 23936, 24530, 26760, 28544, 29436, 29920, 30328, 32640, 35680, 35904, 36795, 37910, 39248, 41701, 42816, 44880, 45492, 49060, 53520, 56865, 58872, 59840, 60656, 71360, 71808, 73590, 75820, 78496, 83402, 85632, 89760, 90984, 98120, 107040, 113730, 117744, 119680, 121312, 125103, 142720, 147180, 151640, 156992, 166804, 179520, 181968, 196240, 208505, 214080, 227460, 235488, 242624, 250206, 294360, 303280, 313984, 333608, 359040, 363936, 392480, 417010, 428160, 454920, 470976, 485248, 500412, 588720, 606560, 625515, 667216, 727872, 784960, 834020, 909840, 941952, 1000824, 1177440, 1213120, 1251030, 1334432, 1455744, 1569920, 1668040, 1819680, 2001648, 2354880, 2426240, 2502060, 2668864, 3336080, 3639360, 4003296, 4709760, 5004120, 5337728, 6672160, 7278720, 8006592, 10008240, 13344320, 16013184, 20016480, 26688640, 40032960, 80065920]

約数ペア:

[(1, 80065920), (2, 40032960), (3, 26688640), (4, 20016480), (5, 16013184), (6, 13344320), (8, 10008240), (10, 8006592), (11, 7278720), (12, 6672160), (15, 5337728), (16, 5004120), (17, 4709760), (20, 4003296), (22, 3639360), (24, 3336080), (30, 2668864), (32, 2502060), (33, 2426240), (34, 2354880), (40, 2001648), (44, 1819680), (48, 1668040), (51, 1569920), (55, 1455744), (60, 1334432), (64, 1251030), (66, 1213120), (68, 1177440), (80, 1000824), (85, 941952), (88, 909840), (96, 834020), (102, 784960), (110, 727872), (120, 667216), (128, 625515), (132, 606560), (136, 588720), (160, 500412), (165, 485248), (170, 470976), (176, 454920), (187, 428160), (192, 417010), (204, 392480), (220, 363936), (223, 359040), (240, 333608), (255, 313984), (264, 303280), (272, 294360), (320, 250206), (330, 242624), (340, 235488), (352, 227460), (374, 214080), (384, 208505), (408, 196240), (440, 181968), (446, 179520), (480, 166804), (510, 156992), (528, 151640), (544, 147180), (561, 142720), (640, 125103), (660, 121312), (669, 119680), (680, 117744), (704, 113730), (748, 107040), (816, 98120), (880, 90984), (892, 89760), (935, 85632), (960, 83402), (1020, 78496), (1056, 75820), (1088, 73590), (1115, 71808), (1122, 71360), (1320, 60656), (1338, 59840), (1360, 58872), (1408, 56865), (1496, 53520), (1632, 49060), (1760, 45492), (1784, 44880), (1870, 42816), (1920, 41701), (2040, 39248), (2112, 37910), (2176, 36795), (2230, 35904), (2244, 35680), (2453, 32640), (2640, 30328), (2676, 29920), (2720, 29436), (2805, 28544), (2992, 26760), (3264, 24530), (3345, 23936), (3520, 22746), (3568, 22440), (3740, 21408), (3791, 21120), (4080, 19624), (4224, 18955), (4460, 17952), (4488, 17840), (4906, 16320), (5280, 15164), (5352, 14960), (5440, 14718), (5610, 14272), (5984, 13380), (6528, 12265), (6690, 11968), (7040, 11373), (7136, 11220), (7359, 10880), (7480, 10704), (7582, 10560), (8160, 9812), (8920, 8976)]