668181816

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 192

約数和(自身を含む): 2008406400

約数和(自身を除く): 1340224584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 43, 57, 72, 74, 76, 86, 111, 114, 129, 148, 152, 171, 172, 222, 228, 258, 296, 307, 333, 342, 344, 387, 444, 456, 516, 614, 666, 684, 703, 774, 817, 888, 921, 1032, 1228, 1332, 1368, 1406, 1548, 1591, 1634, 1842, 2109, 2451, 2456, 2664, 2763, 2812, 3096, 3182, 3268, 3684, 4218, 4773, 4902, 5526, 5624, 5833, 6327, 6364, 6536, 7353, 7368, 8436, 9546, 9804, 11052, 11359, 11666, 12654, 12728, 13201, 14319, 14706, 16872, 17499, 19092, 19608, 22104, 22718, 23332, 25308, 26402, 28638, 29412, 30229, 34077, 34998, 38184, 39603, 45436, 46664, 50616, 52497, 52804, 57276, 58824, 60458, 68154, 69996, 79206, 90687, 90872, 102231, 104994, 105608, 114552, 118809, 120916, 136308, 139992, 158412, 181374, 204462, 209988, 215821, 237618, 241832, 250819, 272061, 272616, 316824, 362748, 408924, 419976, 431642, 475236, 488437, 501638, 544122, 647463, 725496, 752457, 817848, 863284, 950472, 976874, 1003276, 1088244, 1294926, 1465311, 1504914, 1726568, 1942389, 1953748, 2006552, 2176488, 2257371, 2589852, 2930622, 3009828, 3884778, 3907496, 4395933, 4514742, 5179704, 5861244, 6019656, 7769556, 8791866, 9029484, 9280303, 11722488, 15539112, 17583732, 18058968, 18560606, 27840909, 35167464, 37121212, 55681818, 74242424, 83522727, 111363636, 167045454, 222727272, 334090908, 668181816]

約数ペア:

[(1, 668181816), (2, 334090908), (3, 222727272), (4, 167045454), (6, 111363636), (8, 83522727), (9, 74242424), (12, 55681818), (18, 37121212), (19, 35167464), (24, 27840909), (36, 18560606), (37, 18058968), (38, 17583732), (43, 15539112), (57, 11722488), (72, 9280303), (74, 9029484), (76, 8791866), (86, 7769556), (111, 6019656), (114, 5861244), (129, 5179704), (148, 4514742), (152, 4395933), (171, 3907496), (172, 3884778), (222, 3009828), (228, 2930622), (258, 2589852), (296, 2257371), (307, 2176488), (333, 2006552), (342, 1953748), (344, 1942389), (387, 1726568), (444, 1504914), (456, 1465311), (516, 1294926), (614, 1088244), (666, 1003276), (684, 976874), (703, 950472), (774, 863284), (817, 817848), (888, 752457), (921, 725496), (1032, 647463), (1228, 544122), (1332, 501638), (1368, 488437), (1406, 475236), (1548, 431642), (1591, 419976), (1634, 408924), (1842, 362748), (2109, 316824), (2451, 272616), (2456, 272061), (2664, 250819), (2763, 241832), (2812, 237618), (3096, 215821), (3182, 209988), (3268, 204462), (3684, 181374), (4218, 158412), (4773, 139992), (4902, 136308), (5526, 120916), (5624, 118809), (5833, 114552), (6327, 105608), (6364, 104994), (6536, 102231), (7353, 90872), (7368, 90687), (8436, 79206), (9546, 69996), (9804, 68154), (11052, 60458), (11359, 58824), (11666, 57276), (12654, 52804), (12728, 52497), (13201, 50616), (14319, 46664), (14706, 45436), (16872, 39603), (17499, 38184), (19092, 34998), (19608, 34077), (22104, 30229), (22718, 29412), (23332, 28638), (25308, 26402)]