820549884

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:669

約数の個数: 216

約数和(自身を含む): 2581178880

約数和(自身を除く): 1760628996

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 121, 132, 133, 147, 154, 196, 209, 228, 231, 242, 266, 294, 308, 363, 399, 418, 462, 484, 532, 539, 588, 607, 627, 726, 798, 836, 847, 924, 931, 1078, 1214, 1254, 1452, 1463, 1596, 1617, 1694, 1821, 1862, 2156, 2299, 2428, 2508, 2541, 2793, 2926, 3234, 3388, 3642, 3724, 4249, 4389, 4598, 5082, 5586, 5852, 5929, 6468, 6677, 6897, 7284, 8498, 8778, 9196, 10164, 10241, 11172, 11533, 11858, 12747, 13354, 13794, 16093, 16996, 17556, 17787, 20031, 20482, 23066, 23716, 25494, 26708, 27588, 29743, 30723, 32186, 34599, 35574, 40062, 40964, 46132, 46739, 48279, 50988, 59486, 61446, 64372, 69198, 71148, 73447, 80124, 80731, 89229, 93478, 96558, 112651, 118972, 122892, 126863, 138396, 140217, 146894, 161462, 178458, 186956, 193116, 220341, 225302, 242193, 253726, 280434, 293788, 322924, 327173, 337953, 356916, 380589, 440682, 450604, 484386, 507452, 514129, 560868, 565117, 654346, 675906, 761178, 881364, 888041, 968772, 981519, 1028258, 1130234, 1308692, 1351812, 1395493, 1522356, 1542387, 1695351, 1776082, 1963038, 2056516, 2260468, 2664123, 2790986, 3084774, 3390702, 3552164, 3598903, 3926076, 4186479, 5328246, 5581972, 6169548, 6216287, 6781404, 7197806, 8372958, 9768451, 10656492, 10796709, 12432574, 14395612, 16745916, 18648861, 19536902, 21593418, 24865148, 29305353, 37297722, 39073804, 43186836, 58610706, 68379157, 74595444, 117221412, 136758314, 205137471, 273516628, 410274942, 820549884]

約数ペア:

[(1, 820549884), (2, 410274942), (3, 273516628), (4, 205137471), (6, 136758314), (7, 117221412), (11, 74595444), (12, 68379157), (14, 58610706), (19, 43186836), (21, 39073804), (22, 37297722), (28, 29305353), (33, 24865148), (38, 21593418), (42, 19536902), (44, 18648861), (49, 16745916), (57, 14395612), (66, 12432574), (76, 10796709), (77, 10656492), (84, 9768451), (98, 8372958), (114, 7197806), (121, 6781404), (132, 6216287), (133, 6169548), (147, 5581972), (154, 5328246), (196, 4186479), (209, 3926076), (228, 3598903), (231, 3552164), (242, 3390702), (266, 3084774), (294, 2790986), (308, 2664123), (363, 2260468), (399, 2056516), (418, 1963038), (462, 1776082), (484, 1695351), (532, 1542387), (539, 1522356), (588, 1395493), (607, 1351812), (627, 1308692), (726, 1130234), (798, 1028258), (836, 981519), (847, 968772), (924, 888041), (931, 881364), (1078, 761178), (1214, 675906), (1254, 654346), (1452, 565117), (1463, 560868), (1596, 514129), (1617, 507452), (1694, 484386), (1821, 450604), (1862, 440682), (2156, 380589), (2299, 356916), (2428, 337953), (2508, 327173), (2541, 322924), (2793, 293788), (2926, 280434), (3234, 253726), (3388, 242193), (3642, 225302), (3724, 220341), (4249, 193116), (4389, 186956), (4598, 178458), (5082, 161462), (5586, 146894), (5852, 140217), (5929, 138396), (6468, 126863), (6677, 122892), (6897, 118972), (7284, 112651), (8498, 96558), (8778, 93478), (9196, 89229), (10164, 80731), (10241, 80124), (11172, 73447), (11533, 71148), (11858, 69198), (12747, 64372), (13354, 61446), (13794, 59486), (16093, 50988), (16996, 48279), (17556, 46739), (17787, 46132), (20031, 40964), (20482, 40062), (23066, 35574), (23716, 34599), (25494, 32186), (26708, 30723), (27588, 29743)]