20174020440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{5647}}^1\times {\mathrm{4253}}^1$

素因数の和:9921

約数の個数: 128

約数和(自身を含む): 69196584960

約数和(自身を除く): 49022564520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 4253, 5647, 8506, 11294, 12759, 16941, 17012, 21265, 22588, 25518, 28235, 29771, 33882, 34024, 39529, 42530, 45176, 51036, 56470, 59542, 63795, 67764, 79058, 84705, 85060, 89313, 102072, 112940, 118587, 119084, 127590, 135528, 148855, 158116, 169410, 170120, 178626, 197645, 225880, 237174, 238168, 255180, 297710, 316232, 338820, 357252, 395290, 446565, 474348, 510360, 592935, 595420, 677640, 714504, 790580, 893130, 948696, 1185870, 1190840, 1581160, 1786260, 2371740, 3572520, 4743480, 24016691, 48033382, 72050073, 96066764, 120083455, 144100146, 168116837, 192133528, 240166910, 288200292, 336233674, 360250365, 480333820, 504350511, 576400584, 672467348, 720500730, 840584185, 960667640, 1008701022, 1344934696, 1441001460, 1681168370, 2017402044, 2521752555, 2882002920, 3362336740, 4034804088, 5043505110, 6724673480, 10087010220, 20174020440]

約数ペア:

[(1, 20174020440), (2, 10087010220), (3, 6724673480), (4, 5043505110), (5, 4034804088), (6, 3362336740), (7, 2882002920), (8, 2521752555), (10, 2017402044), (12, 1681168370), (14, 1441001460), (15, 1344934696), (20, 1008701022), (21, 960667640), (24, 840584185), (28, 720500730), (30, 672467348), (35, 576400584), (40, 504350511), (42, 480333820), (56, 360250365), (60, 336233674), (70, 288200292), (84, 240166910), (105, 192133528), (120, 168116837), (140, 144100146), (168, 120083455), (210, 96066764), (280, 72050073), (420, 48033382), (840, 24016691), (4253, 4743480), (5647, 3572520), (8506, 2371740), (11294, 1786260), (12759, 1581160), (16941, 1190840), (17012, 1185870), (21265, 948696), (22588, 893130), (25518, 790580), (28235, 714504), (29771, 677640), (33882, 595420), (34024, 592935), (39529, 510360), (42530, 474348), (45176, 446565), (51036, 395290), (56470, 357252), (59542, 338820), (63795, 316232), (67764, 297710), (79058, 255180), (84705, 238168), (85060, 237174), (89313, 225880), (102072, 197645), (112940, 178626), (118587, 170120), (119084, 169410), (127590, 158116), (135528, 148855)]