728980252

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:912

約数の個数: 144

約数和(自身を含む): 1801820160

約数和(自身を除く): 1072839908

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 62, 77, 91, 98, 124, 143, 154, 182, 196, 217, 286, 308, 341, 364, 403, 434, 539, 572, 637, 682, 806, 839, 868, 1001, 1078, 1274, 1364, 1519, 1612, 1678, 2002, 2156, 2387, 2548, 2821, 3038, 3356, 4004, 4433, 4774, 5642, 5873, 6076, 7007, 8866, 9229, 9548, 10907, 11284, 11746, 14014, 16709, 17732, 18458, 19747, 21814, 23492, 26009, 28028, 31031, 33418, 36916, 39494, 41111, 43628, 52018, 62062, 64603, 66836, 76349, 78988, 82222, 104036, 119977, 124124, 129206, 152698, 164444, 182063, 217217, 239954, 258412, 286099, 305396, 338117, 364126, 434434, 452221, 479908, 534443, 572198, 676234, 728252, 839839, 868868, 904442, 1068886, 1144396, 1274441, 1352468, 1679678, 1808884, 2002693, 2137772, 2366819, 2548882, 3359356, 3719287, 4005386, 4733638, 5097764, 5878873, 7438574, 8010772, 9467276, 11757746, 14018851, 14877148, 16567733, 23515492, 26035009, 28037702, 33135466, 52070018, 56075404, 66270932, 104140036, 182245063, 364490126, 728980252]

約数ペア:

[(1, 728980252), (2, 364490126), (4, 182245063), (7, 104140036), (11, 66270932), (13, 56075404), (14, 52070018), (22, 33135466), (26, 28037702), (28, 26035009), (31, 23515492), (44, 16567733), (49, 14877148), (52, 14018851), (62, 11757746), (77, 9467276), (91, 8010772), (98, 7438574), (124, 5878873), (143, 5097764), (154, 4733638), (182, 4005386), (196, 3719287), (217, 3359356), (286, 2548882), (308, 2366819), (341, 2137772), (364, 2002693), (403, 1808884), (434, 1679678), (539, 1352468), (572, 1274441), (637, 1144396), (682, 1068886), (806, 904442), (839, 868868), (868, 839839), (1001, 728252), (1078, 676234), (1274, 572198), (1364, 534443), (1519, 479908), (1612, 452221), (1678, 434434), (2002, 364126), (2156, 338117), (2387, 305396), (2548, 286099), (2821, 258412), (3038, 239954), (3356, 217217), (4004, 182063), (4433, 164444), (4774, 152698), (5642, 129206), (5873, 124124), (6076, 119977), (7007, 104036), (8866, 82222), (9229, 78988), (9548, 76349), (10907, 66836), (11284, 64603), (11746, 62062), (14014, 52018), (16709, 43628), (17732, 41111), (18458, 39494), (19747, 36916), (21814, 33418), (23492, 31031), (26009, 28028)]