251961570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4597}}^1$

素因数の和:4649

約数の個数: 128

約数和(自身を含む): 794534400

約数和(自身を除く): 542572830

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 378, 406, 435, 522, 609, 630, 783, 870, 945, 1015, 1218, 1305, 1566, 1827, 1890, 2030, 2610, 3045, 3654, 3915, 4597, 5481, 6090, 7830, 9135, 9194, 10962, 13791, 18270, 22985, 27405, 27582, 32179, 41373, 45970, 54810, 64358, 68955, 82746, 96537, 124119, 133313, 137910, 160895, 193074, 206865, 248238, 266626, 289611, 321790, 399939, 413730, 482685, 579222, 620595, 666565, 799878, 868833, 933191, 965370, 1199817, 1241190, 1333130, 1448055, 1737666, 1866382, 1999695, 2399634, 2799573, 2896110, 3599451, 3999390, 4344165, 4665955, 5599146, 5999085, 7198902, 8398719, 8688330, 9331910, 11998170, 13997865, 16797438, 17997255, 25196157, 27995730, 35994510, 41993595, 50392314, 83987190, 125980785, 251961570]

約数ペア:

[(1, 251961570), (2, 125980785), (3, 83987190), (5, 50392314), (6, 41993595), (7, 35994510), (9, 27995730), (10, 25196157), (14, 17997255), (15, 16797438), (18, 13997865), (21, 11998170), (27, 9331910), (29, 8688330), (30, 8398719), (35, 7198902), (42, 5999085), (45, 5599146), (54, 4665955), (58, 4344165), (63, 3999390), (70, 3599451), (87, 2896110), (90, 2799573), (105, 2399634), (126, 1999695), (135, 1866382), (145, 1737666), (174, 1448055), (189, 1333130), (203, 1241190), (210, 1199817), (261, 965370), (270, 933191), (290, 868833), (315, 799878), (378, 666565), (406, 620595), (435, 579222), (522, 482685), (609, 413730), (630, 399939), (783, 321790), (870, 289611), (945, 266626), (1015, 248238), (1218, 206865), (1305, 193074), (1566, 160895), (1827, 137910), (1890, 133313), (2030, 124119), (2610, 96537), (3045, 82746), (3654, 68955), (3915, 64358), (4597, 54810), (5481, 45970), (6090, 41373), (7830, 32179), (9135, 27582), (9194, 27405), (10962, 22985), (13791, 18270)]