20176409715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{12451}}^1$

素因数の和:12561

約数の個数: 128

約数和(自身を含む): 42689839104

約数和(自身を除く): 22513429389

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 61, 69, 77, 105, 115, 161, 165, 183, 231, 253, 305, 345, 385, 427, 483, 671, 759, 805, 915, 1155, 1265, 1281, 1403, 1771, 2013, 2135, 2415, 3355, 3795, 4209, 4697, 5313, 6405, 7015, 8855, 9821, 10065, 12451, 14091, 15433, 21045, 23485, 26565, 29463, 37353, 46299, 49105, 62255, 70455, 77165, 87157, 108031, 136961, 147315, 186765, 231495, 261471, 286373, 324093, 410883, 435785, 540155, 684805, 759511, 859119, 958727, 1307355, 1431865, 1620465, 2004611, 2054415, 2278533, 2876181, 3150103, 3797555, 4295595, 4793635, 5316577, 6013833, 8354621, 9450309, 10023055, 11392665, 14380905, 15750515, 15949731, 17468753, 22050721, 25063863, 26582885, 30069165, 41773105, 47251545, 52406259, 58482347, 66152163, 79748655, 87343765, 110253605, 122281271, 125319315, 175447041, 192156283, 262031295, 292411735, 330760815, 366843813, 576468849, 611406355, 877235205, 960781415, 1345093981, 1834219065, 2882344245, 4035281943, 6725469905, 20176409715]

約数ペア:

[(1, 20176409715), (3, 6725469905), (5, 4035281943), (7, 2882344245), (11, 1834219065), (15, 1345093981), (21, 960781415), (23, 877235205), (33, 611406355), (35, 576468849), (55, 366843813), (61, 330760815), (69, 292411735), (77, 262031295), (105, 192156283), (115, 175447041), (161, 125319315), (165, 122281271), (183, 110253605), (231, 87343765), (253, 79748655), (305, 66152163), (345, 58482347), (385, 52406259), (427, 47251545), (483, 41773105), (671, 30069165), (759, 26582885), (805, 25063863), (915, 22050721), (1155, 17468753), (1265, 15949731), (1281, 15750515), (1403, 14380905), (1771, 11392665), (2013, 10023055), (2135, 9450309), (2415, 8354621), (3355, 6013833), (3795, 5316577), (4209, 4793635), (4697, 4295595), (5313, 3797555), (6405, 3150103), (7015, 2876181), (8855, 2278533), (9821, 2054415), (10065, 2004611), (12451, 1620465), (14091, 1431865), (15433, 1307355), (21045, 958727), (23485, 859119), (26565, 759511), (29463, 684805), (37353, 540155), (46299, 435785), (49105, 410883), (62255, 324093), (70455, 286373), (77165, 261471), (87157, 231495), (108031, 186765), (136961, 147315)]