18509157040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:852

約数の個数: 240

約数和(自身を含む): 50186475360

約数和(自身を除く): 31677318320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 121, 152, 157, 176, 190, 209, 220, 242, 304, 314, 380, 418, 440, 484, 605, 628, 641, 760, 785, 836, 880, 968, 1045, 1210, 1256, 1282, 1520, 1570, 1672, 1727, 1936, 2090, 2299, 2420, 2512, 2564, 2983, 3140, 3205, 3344, 3454, 4180, 4598, 4840, 5128, 5966, 6280, 6410, 6908, 7051, 8360, 8635, 9196, 9680, 10256, 11495, 11932, 12179, 12560, 12820, 13816, 14102, 14915, 16720, 17270, 18392, 18997, 22990, 23864, 24358, 25640, 27632, 28204, 29830, 32813, 34540, 35255, 36784, 37994, 45980, 47728, 48716, 51280, 56408, 59660, 60895, 65626, 69080, 70510, 75988, 77561, 91960, 94985, 97432, 100637, 112816, 119320, 121790, 131252, 133969, 138160, 141020, 151976, 155122, 164065, 183920, 189970, 194864, 201274, 238640, 243580, 262504, 267938, 282040, 303952, 310244, 328130, 360943, 379940, 387805, 402548, 487160, 503185, 525008, 535876, 564080, 620488, 656260, 669845, 721886, 759880, 775610, 805096, 974320, 1006370, 1071752, 1107007, 1240976, 1312520, 1339690, 1443772, 1473659, 1519760, 1551220, 1610192, 1804715, 1912103, 2012740, 2143504, 2214014, 2625040, 2679380, 2887544, 2947318, 3102440, 3609430, 3824206, 4025480, 4428028, 5358760, 5535035, 5775088, 5894636, 6204880, 7218860, 7368295, 7648412, 8050960, 8856056, 9560515, 10717520, 11070070, 11789272, 12177077, 14437720, 14736590, 15296824, 17712112, 19121030, 21033133, 22140140, 23578544, 24354154, 28875440, 29473180, 30593648, 38242060, 42066266, 44280280, 48708308, 58946360, 60885385, 76484120, 84132532, 88560560, 97416616, 105165665, 117892720, 121770770, 152968240, 168265064, 194833232, 210331330, 231364463, 243541540, 336530128, 420662660, 462728926, 487083080, 841325320, 925457852, 974166160, 1156822315, 1682650640, 1850915704, 2313644630, 3701831408, 4627289260, 9254578520, 18509157040]

約数ペア:

[(1, 18509157040), (2, 9254578520), (4, 4627289260), (5, 3701831408), (8, 2313644630), (10, 1850915704), (11, 1682650640), (16, 1156822315), (19, 974166160), (20, 925457852), (22, 841325320), (38, 487083080), (40, 462728926), (44, 420662660), (55, 336530128), (76, 243541540), (80, 231364463), (88, 210331330), (95, 194833232), (110, 168265064), (121, 152968240), (152, 121770770), (157, 117892720), (176, 105165665), (190, 97416616), (209, 88560560), (220, 84132532), (242, 76484120), (304, 60885385), (314, 58946360), (380, 48708308), (418, 44280280), (440, 42066266), (484, 38242060), (605, 30593648), (628, 29473180), (641, 28875440), (760, 24354154), (785, 23578544), (836, 22140140), (880, 21033133), (968, 19121030), (1045, 17712112), (1210, 15296824), (1256, 14736590), (1282, 14437720), (1520, 12177077), (1570, 11789272), (1672, 11070070), (1727, 10717520), (1936, 9560515), (2090, 8856056), (2299, 8050960), (2420, 7648412), (2512, 7368295), (2564, 7218860), (2983, 6204880), (3140, 5894636), (3205, 5775088), (3344, 5535035), (3454, 5358760), (4180, 4428028), (4598, 4025480), (4840, 3824206), (5128, 3609430), (5966, 3102440), (6280, 2947318), (6410, 2887544), (6908, 2679380), (7051, 2625040), (8360, 2214014), (8635, 2143504), (9196, 2012740), (9680, 1912103), (10256, 1804715), (11495, 1610192), (11932, 1551220), (12179, 1519760), (12560, 1473659), (12820, 1443772), (13816, 1339690), (14102, 1312520), (14915, 1240976), (16720, 1107007), (17270, 1071752), (18392, 1006370), (18997, 974320), (22990, 805096), (23864, 775610), (24358, 759880), (25640, 721886), (27632, 669845), (28204, 656260), (29830, 620488), (32813, 564080), (34540, 535876), (35255, 525008), (36784, 503185), (37994, 487160), (45980, 402548), (47728, 387805), (48716, 379940), (51280, 360943), (56408, 328130), (59660, 310244), (60895, 303952), (65626, 282040), (69080, 267938), (70510, 262504), (75988, 243580), (77561, 238640), (91960, 201274), (94985, 194864), (97432, 189970), (100637, 183920), (112816, 164065), (119320, 155122), (121790, 151976), (131252, 141020), (133969, 138160)]