71891160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:641

約数の個数: 128

約数和(自身を含む): 237945600

約数和(自身を除く): 166054440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 107, 110, 120, 132, 165, 214, 220, 264, 321, 330, 428, 440, 509, 535, 642, 660, 856, 1018, 1070, 1177, 1284, 1320, 1527, 1605, 2036, 2140, 2354, 2545, 2568, 3054, 3210, 3531, 4072, 4280, 4708, 5090, 5599, 5885, 6108, 6420, 7062, 7635, 9416, 10180, 11198, 11770, 12216, 12840, 14124, 15270, 16797, 17655, 20360, 22396, 23540, 27995, 28248, 30540, 33594, 35310, 44792, 47080, 54463, 55990, 61080, 67188, 70620, 83985, 108926, 111980, 134376, 141240, 163389, 167970, 217852, 223960, 272315, 326778, 335940, 435704, 544630, 599093, 653556, 671880, 816945, 1089260, 1198186, 1307112, 1633890, 1797279, 2178520, 2396372, 2995465, 3267780, 3594558, 4792744, 5990930, 6535560, 7189116, 8986395, 11981860, 14378232, 17972790, 23963720, 35945580, 71891160]

約数ペア:

[(1, 71891160), (2, 35945580), (3, 23963720), (4, 17972790), (5, 14378232), (6, 11981860), (8, 8986395), (10, 7189116), (11, 6535560), (12, 5990930), (15, 4792744), (20, 3594558), (22, 3267780), (24, 2995465), (30, 2396372), (33, 2178520), (40, 1797279), (44, 1633890), (55, 1307112), (60, 1198186), (66, 1089260), (88, 816945), (107, 671880), (110, 653556), (120, 599093), (132, 544630), (165, 435704), (214, 335940), (220, 326778), (264, 272315), (321, 223960), (330, 217852), (428, 167970), (440, 163389), (509, 141240), (535, 134376), (642, 111980), (660, 108926), (856, 83985), (1018, 70620), (1070, 67188), (1177, 61080), (1284, 55990), (1320, 54463), (1527, 47080), (1605, 44792), (2036, 35310), (2140, 33594), (2354, 30540), (2545, 28248), (2568, 27995), (3054, 23540), (3210, 22396), (3531, 20360), (4072, 17655), (4280, 16797), (4708, 15270), (5090, 14124), (5599, 12840), (5885, 12216), (6108, 11770), (6420, 11198), (7062, 10180), (7635, 9416)]