20165055540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{3637}}^1$

素因数の和:4006

約数の個数: 192

約数和(自身を含む): 66262124544

約数和(自身を除く): 46097069004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 307, 420, 430, 516, 602, 614, 645, 860, 903, 921, 1204, 1228, 1290, 1505, 1535, 1806, 1842, 2149, 2580, 3010, 3070, 3612, 3637, 3684, 4298, 4515, 4605, 6020, 6140, 6447, 7274, 8596, 9030, 9210, 10745, 10911, 12894, 13201, 14548, 18060, 18185, 18420, 21490, 21822, 25459, 25788, 26402, 32235, 36370, 39603, 42980, 43644, 50918, 52804, 54555, 64470, 66005, 72740, 76377, 79206, 92407, 101836, 109110, 127295, 128940, 132010, 152754, 156391, 158412, 184814, 198015, 218220, 254590, 264020, 277221, 305508, 312782, 369628, 381885, 396030, 462035, 469173, 509180, 554442, 625564, 763770, 781955, 792060, 924070, 938346, 1094737, 1108884, 1116559, 1386105, 1527540, 1563910, 1848140, 1876692, 2189474, 2233118, 2345865, 2772210, 3127820, 3284211, 3349677, 4378948, 4466236, 4691730, 5473685, 5544420, 5582795, 6568422, 6699354, 7815913, 9383460, 10947370, 11165590, 13136844, 13398708, 15631826, 16421055, 16748385, 21894740, 22331180, 23447739, 31263652, 32842110, 33496770, 39079565, 46895478, 48012037, 65684220, 66993540, 78159130, 93790956, 96024074, 117238695, 144036111, 156318260, 192048148, 234477390, 240060185, 288072222, 336084259, 468954780, 480120370, 576144444, 672168518, 720180555, 960240740, 1008252777, 1344337036, 1440361110, 1680421295, 2016505554, 2880722220, 3360842590, 4033011108, 5041263885, 6721685180, 10082527770, 20165055540]

約数ペア:

[(1, 20165055540), (2, 10082527770), (3, 6721685180), (4, 5041263885), (5, 4033011108), (6, 3360842590), (7, 2880722220), (10, 2016505554), (12, 1680421295), (14, 1440361110), (15, 1344337036), (20, 1008252777), (21, 960240740), (28, 720180555), (30, 672168518), (35, 576144444), (42, 480120370), (43, 468954780), (60, 336084259), (70, 288072222), (84, 240060185), (86, 234477390), (105, 192048148), (129, 156318260), (140, 144036111), (172, 117238695), (210, 96024074), (215, 93790956), (258, 78159130), (301, 66993540), (307, 65684220), (420, 48012037), (430, 46895478), (516, 39079565), (602, 33496770), (614, 32842110), (645, 31263652), (860, 23447739), (903, 22331180), (921, 21894740), (1204, 16748385), (1228, 16421055), (1290, 15631826), (1505, 13398708), (1535, 13136844), (1806, 11165590), (1842, 10947370), (2149, 9383460), (2580, 7815913), (3010, 6699354), (3070, 6568422), (3612, 5582795), (3637, 5544420), (3684, 5473685), (4298, 4691730), (4515, 4466236), (4605, 4378948), (6020, 3349677), (6140, 3284211), (6447, 3127820), (7274, 2772210), (8596, 2345865), (9030, 2233118), (9210, 2189474), (10745, 1876692), (10911, 1848140), (12894, 1563910), (13201, 1527540), (14548, 1386105), (18060, 1116559), (18185, 1108884), (18420, 1094737), (21490, 938346), (21822, 924070), (25459, 792060), (25788, 781955), (26402, 763770), (32235, 625564), (36370, 554442), (39603, 509180), (42980, 469173), (43644, 462035), (50918, 396030), (52804, 381885), (54555, 369628), (64470, 312782), (66005, 305508), (72740, 277221), (76377, 264020), (79206, 254590), (92407, 218220), (101836, 198015), (109110, 184814), (127295, 158412), (128940, 156391), (132010, 152754)]