220338972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2760

約数の個数: 144

約数和(自身を含む): 709712640

約数和(自身を除く): 489373668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 19, 21, 28, 34, 36, 38, 42, 51, 57, 63, 68, 76, 84, 102, 114, 119, 126, 133, 153, 171, 204, 228, 238, 252, 266, 306, 323, 342, 357, 399, 476, 532, 612, 646, 684, 714, 798, 969, 1071, 1197, 1292, 1428, 1596, 1938, 2142, 2261, 2394, 2707, 2907, 3876, 4284, 4522, 4788, 5414, 5814, 6783, 8121, 9044, 10828, 11628, 13566, 16242, 18949, 20349, 24363, 27132, 32484, 37898, 40698, 46019, 48726, 51433, 56847, 75796, 81396, 92038, 97452, 102866, 113694, 138057, 154299, 170541, 184076, 205732, 227388, 276114, 308598, 322133, 341082, 360031, 414171, 462897, 552228, 617196, 644266, 682164, 720062, 828342, 874361, 925794, 966399, 1080093, 1288532, 1440124, 1656684, 1748722, 1851588, 1932798, 2160186, 2623083, 2899197, 3240279, 3497444, 3865596, 4320372, 5246166, 5798394, 6120527, 6480558, 7869249, 10492332, 11596788, 12241054, 12961116, 15738498, 18361581, 24482108, 31476996, 36723162, 55084743, 73446324, 110169486, 220338972]

約数ペア:

[(1, 220338972), (2, 110169486), (3, 73446324), (4, 55084743), (6, 36723162), (7, 31476996), (9, 24482108), (12, 18361581), (14, 15738498), (17, 12961116), (18, 12241054), (19, 11596788), (21, 10492332), (28, 7869249), (34, 6480558), (36, 6120527), (38, 5798394), (42, 5246166), (51, 4320372), (57, 3865596), (63, 3497444), (68, 3240279), (76, 2899197), (84, 2623083), (102, 2160186), (114, 1932798), (119, 1851588), (126, 1748722), (133, 1656684), (153, 1440124), (171, 1288532), (204, 1080093), (228, 966399), (238, 925794), (252, 874361), (266, 828342), (306, 720062), (323, 682164), (342, 644266), (357, 617196), (399, 552228), (476, 462897), (532, 414171), (612, 360031), (646, 341082), (684, 322133), (714, 308598), (798, 276114), (969, 227388), (1071, 205732), (1197, 184076), (1292, 170541), (1428, 154299), (1596, 138057), (1938, 113694), (2142, 102866), (2261, 97452), (2394, 92038), (2707, 81396), (2907, 75796), (3876, 56847), (4284, 51433), (4522, 48726), (4788, 46019), (5414, 40698), (5814, 37898), (6783, 32484), (8121, 27132), (9044, 24363), (10828, 20349), (11628, 18949), (13566, 16242)]