1520885628

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{76673}}^1$

素因数の和:76731

約数の個数: 72

約数和(自身を含む): 4186400400

約数和(自身を除く): 2665514772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 57, 58, 76, 87, 114, 116, 171, 174, 228, 261, 342, 348, 522, 551, 684, 1044, 1102, 1653, 2204, 3306, 4959, 6612, 9918, 19836, 76673, 153346, 230019, 306692, 460038, 690057, 920076, 1380114, 1456787, 2223517, 2760228, 2913574, 4370361, 4447034, 5827148, 6670551, 8740722, 8894068, 13111083, 13341102, 17481444, 20011653, 26222166, 26682204, 40023306, 42246823, 52444332, 80046612, 84493646, 126740469, 168987292, 253480938, 380221407, 506961876, 760442814, 1520885628]

約数ペア:

[(1, 1520885628), (2, 760442814), (3, 506961876), (4, 380221407), (6, 253480938), (9, 168987292), (12, 126740469), (18, 84493646), (19, 80046612), (29, 52444332), (36, 42246823), (38, 40023306), (57, 26682204), (58, 26222166), (76, 20011653), (87, 17481444), (114, 13341102), (116, 13111083), (171, 8894068), (174, 8740722), (228, 6670551), (261, 5827148), (342, 4447034), (348, 4370361), (522, 2913574), (551, 2760228), (684, 2223517), (1044, 1456787), (1102, 1380114), (1653, 920076), (2204, 690057), (3306, 460038), (4959, 306692), (6612, 230019), (9918, 153346), (19836, 76673)]