278074620

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1973}}^1$

素因数の和:2026

約数の個数: 144

約数和(自身を含む): 905355360

約数和(自身を除く): 627280740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 522, 540, 580, 783, 810, 870, 972, 1044, 1215, 1305, 1566, 1620, 1740, 1973, 2349, 2430, 2610, 3132, 3915, 3946, 4698, 4860, 5220, 5919, 7047, 7830, 7892, 9396, 9865, 11745, 11838, 14094, 15660, 17757, 19730, 23490, 23676, 28188, 29595, 35235, 35514, 39460, 46980, 53271, 57217, 59190, 70470, 71028, 88785, 106542, 114434, 118380, 140940, 159813, 171651, 177570, 213084, 228868, 266355, 286085, 319626, 343302, 355140, 479439, 514953, 532710, 572170, 639252, 686604, 799065, 858255, 958878, 1029906, 1065420, 1144340, 1544859, 1598130, 1716510, 1917756, 2059812, 2397195, 2574765, 3089718, 3196260, 3433020, 4634577, 4794390, 5149530, 6179436, 7724295, 9269154, 9588780, 10299060, 13903731, 15448590, 18538308, 23172885, 27807462, 30897180, 46345770, 55614924, 69518655, 92691540, 139037310, 278074620]

約数ペア:

[(1, 278074620), (2, 139037310), (3, 92691540), (4, 69518655), (5, 55614924), (6, 46345770), (9, 30897180), (10, 27807462), (12, 23172885), (15, 18538308), (18, 15448590), (20, 13903731), (27, 10299060), (29, 9588780), (30, 9269154), (36, 7724295), (45, 6179436), (54, 5149530), (58, 4794390), (60, 4634577), (81, 3433020), (87, 3196260), (90, 3089718), (108, 2574765), (116, 2397195), (135, 2059812), (145, 1917756), (162, 1716510), (174, 1598130), (180, 1544859), (243, 1144340), (261, 1065420), (270, 1029906), (290, 958878), (324, 858255), (348, 799065), (405, 686604), (435, 639252), (486, 572170), (522, 532710), (540, 514953), (580, 479439), (783, 355140), (810, 343302), (870, 319626), (972, 286085), (1044, 266355), (1215, 228868), (1305, 213084), (1566, 177570), (1620, 171651), (1740, 159813), (1973, 140940), (2349, 118380), (2430, 114434), (2610, 106542), (3132, 88785), (3915, 71028), (3946, 70470), (4698, 59190), (4860, 57217), (5220, 53271), (5919, 46980), (7047, 39460), (7830, 35514), (7892, 35235), (9396, 29595), (9865, 28188), (11745, 23676), (11838, 23490), (14094, 19730), (15660, 17757)]