278319379520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{130927}}^1$

素因数の和:131037

約数の個数: 224

約数和(自身を含む): 826870023168

約数和(自身を除く): 548550643648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 73, 80, 91, 104, 112, 130, 140, 146, 160, 182, 208, 224, 260, 280, 292, 320, 364, 365, 416, 448, 455, 511, 520, 560, 584, 728, 730, 832, 910, 949, 1022, 1040, 1120, 1168, 1456, 1460, 1820, 1898, 2044, 2080, 2240, 2336, 2555, 2912, 2920, 3640, 3796, 4088, 4160, 4672, 4745, 5110, 5824, 5840, 6643, 7280, 7592, 8176, 9490, 10220, 11680, 13286, 14560, 15184, 16352, 18980, 20440, 23360, 26572, 29120, 30368, 32704, 33215, 37960, 40880, 53144, 60736, 66430, 75920, 81760, 106288, 130927, 132860, 151840, 163520, 212576, 261854, 265720, 303680, 425152, 523708, 531440, 654635, 916489, 1047416, 1062880, 1309270, 1702051, 1832978, 2094832, 2125760, 2618540, 3404102, 3665956, 4189664, 4582445, 5237080, 6808204, 7331912, 8379328, 8510255, 9164890, 9557671, 10474160, 11914357, 13616408, 14663824, 17020510, 18329780, 19115342, 20948320, 23828714, 27232816, 29327648, 34041020, 36659560, 38230684, 41896640, 47657428, 47788355, 54465632, 58655296, 59571785, 66903697, 68082040, 73319120, 76461368, 95314856, 95576710, 108931264, 119143570, 124249723, 133807394, 136164080, 146638240, 152922736, 190629712, 191153420, 238287140, 248499446, 267614788, 272328160, 293276480, 305845472, 334518485, 381259424, 382306840, 476574280, 496998892, 535229576, 544656320, 611690944, 621248615, 669036970, 762518848, 764613680, 869748061, 953148560, 993997784, 1070459152, 1242497230, 1338073940, 1529227360, 1739496122, 1906297120, 1987995568, 2140918304, 2484994460, 2676147880, 3058454720, 3478992244, 3812594240, 3975991136, 4281836608, 4348740305, 4969988920, 5352295760, 6957984488, 7951982272, 8697480610, 9939977840, 10704591520, 13915968976, 17394961220, 19879955680, 21409183040, 27831937952, 34789922440, 39759911360, 55663875904, 69579844880, 139159689760, 278319379520]

約数ペア:

[(1, 278319379520), (2, 139159689760), (4, 69579844880), (5, 55663875904), (7, 39759911360), (8, 34789922440), (10, 27831937952), (13, 21409183040), (14, 19879955680), (16, 17394961220), (20, 13915968976), (26, 10704591520), (28, 9939977840), (32, 8697480610), (35, 7951982272), (40, 6957984488), (52, 5352295760), (56, 4969988920), (64, 4348740305), (65, 4281836608), (70, 3975991136), (73, 3812594240), (80, 3478992244), (91, 3058454720), (104, 2676147880), (112, 2484994460), (130, 2140918304), (140, 1987995568), (146, 1906297120), (160, 1739496122), (182, 1529227360), (208, 1338073940), (224, 1242497230), (260, 1070459152), (280, 993997784), (292, 953148560), (320, 869748061), (364, 764613680), (365, 762518848), (416, 669036970), (448, 621248615), (455, 611690944), (511, 544656320), (520, 535229576), (560, 496998892), (584, 476574280), (728, 382306840), (730, 381259424), (832, 334518485), (910, 305845472), (949, 293276480), (1022, 272328160), (1040, 267614788), (1120, 248499446), (1168, 238287140), (1456, 191153420), (1460, 190629712), (1820, 152922736), (1898, 146638240), (2044, 136164080), (2080, 133807394), (2240, 124249723), (2336, 119143570), (2555, 108931264), (2912, 95576710), (2920, 95314856), (3640, 76461368), (3796, 73319120), (4088, 68082040), (4160, 66903697), (4672, 59571785), (4745, 58655296), (5110, 54465632), (5824, 47788355), (5840, 47657428), (6643, 41896640), (7280, 38230684), (7592, 36659560), (8176, 34041020), (9490, 29327648), (10220, 27232816), (11680, 23828714), (13286, 20948320), (14560, 19115342), (15184, 18329780), (16352, 17020510), (18980, 14663824), (20440, 13616408), (23360, 11914357), (26572, 10474160), (29120, 9557671), (30368, 9164890), (32704, 8510255), (33215, 8379328), (37960, 7331912), (40880, 6808204), (53144, 5237080), (60736, 4582445), (66430, 4189664), (75920, 3665956), (81760, 3404102), (106288, 2618540), (130927, 2125760), (132860, 2094832), (151840, 1832978), (163520, 1702051), (212576, 1309270), (261854, 1062880), (265720, 1047416), (303680, 916489), (425152, 654635), (523708, 531440)]