20164996845

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{29191}}^1$

素因数の和:29272

約数の個数: 128

約数和(自身を含む): 44390522880

約数和(自身を除く): 24225526035

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 43, 45, 51, 63, 85, 105, 119, 129, 135, 153, 189, 215, 255, 301, 315, 357, 387, 459, 595, 645, 731, 765, 903, 945, 1071, 1161, 1505, 1785, 1935, 2193, 2295, 2709, 3213, 3655, 4515, 5117, 5355, 5805, 6579, 8127, 10965, 13545, 15351, 16065, 19737, 25585, 29191, 32895, 40635, 46053, 76755, 87573, 98685, 138159, 145955, 204337, 230265, 262719, 437865, 496247, 613011, 690795, 788157, 1021685, 1255213, 1313595, 1488741, 1839033, 2481235, 3065055, 3473729, 3765639, 3940785, 4466223, 5517099, 6276065, 7443705, 8786491, 9195165, 10421187, 11296917, 13398669, 17368645, 18828195, 21338621, 22331115, 26359473, 27585495, 31263561, 33890751, 43932455, 52105935, 56484585, 64015863, 66993345, 79078419, 93790683, 106693105, 131797365, 149370347, 156317805, 169453755, 192047589, 237235257, 320079315, 395392095, 448111041, 468953415, 576142767, 746851735, 960237945, 1186176285, 1344333123, 2240555205, 2880713835, 4032999369, 6721665615, 20164996845]

約数ペア:

[(1, 20164996845), (3, 6721665615), (5, 4032999369), (7, 2880713835), (9, 2240555205), (15, 1344333123), (17, 1186176285), (21, 960237945), (27, 746851735), (35, 576142767), (43, 468953415), (45, 448111041), (51, 395392095), (63, 320079315), (85, 237235257), (105, 192047589), (119, 169453755), (129, 156317805), (135, 149370347), (153, 131797365), (189, 106693105), (215, 93790683), (255, 79078419), (301, 66993345), (315, 64015863), (357, 56484585), (387, 52105935), (459, 43932455), (595, 33890751), (645, 31263561), (731, 27585495), (765, 26359473), (903, 22331115), (945, 21338621), (1071, 18828195), (1161, 17368645), (1505, 13398669), (1785, 11296917), (1935, 10421187), (2193, 9195165), (2295, 8786491), (2709, 7443705), (3213, 6276065), (3655, 5517099), (4515, 4466223), (5117, 3940785), (5355, 3765639), (5805, 3473729), (6579, 3065055), (8127, 2481235), (10965, 1839033), (13545, 1488741), (15351, 1313595), (16065, 1255213), (19737, 1021685), (25585, 788157), (29191, 690795), (32895, 613011), (40635, 496247), (46053, 437865), (76755, 262719), (87573, 230265), (98685, 204337), (138159, 145955)]