640464469848

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{1009343}}^1$

素因数の和:1010621

約数の個数: 96

約数和(自身を含む): 1983966566400

約数和(自身を除く): 1343502096552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1259, 2518, 3777, 5036, 7554, 8813, 10072, 11331, 15108, 17626, 22662, 26439, 30216, 35252, 45324, 52878, 70504, 79317, 90648, 105756, 158634, 211512, 317268, 634536, 1009343, 2018686, 3028029, 4037372, 6056058, 7065401, 8074744, 9084087, 12112116, 14130802, 18168174, 21196203, 24224232, 28261604, 36336348, 42392406, 56523208, 63588609, 72672696, 84784812, 127177218, 169569624, 254354436, 508708872, 1270762837, 2541525674, 3812288511, 5083051348, 7624577022, 8895339859, 10166102696, 11436865533, 15249154044, 17790679718, 22873731066, 26686019577, 30498308088, 35581359436, 45747462132, 53372039154, 71162718872, 80058058731, 91494924264, 106744078308, 160116117462, 213488156616, 320232234924, 640464469848]

約数ペア:

[(1, 640464469848), (2, 320232234924), (3, 213488156616), (4, 160116117462), (6, 106744078308), (7, 91494924264), (8, 80058058731), (9, 71162718872), (12, 53372039154), (14, 45747462132), (18, 35581359436), (21, 30498308088), (24, 26686019577), (28, 22873731066), (36, 17790679718), (42, 15249154044), (56, 11436865533), (63, 10166102696), (72, 8895339859), (84, 7624577022), (126, 5083051348), (168, 3812288511), (252, 2541525674), (504, 1270762837), (1259, 508708872), (2518, 254354436), (3777, 169569624), (5036, 127177218), (7554, 84784812), (8813, 72672696), (10072, 63588609), (11331, 56523208), (15108, 42392406), (17626, 36336348), (22662, 28261604), (26439, 24224232), (30216, 21196203), (35252, 18168174), (45324, 14130802), (52878, 12112116), (70504, 9084087), (79317, 8074744), (90648, 7065401), (105756, 6056058), (158634, 4037372), (211512, 3028029), (317268, 2018686), (634536, 1009343)]