19641805920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1240013}}^1$

素因数の和:1240045

約数の個数: 144

約数和(自身を含む): 73121145552

約数和(自身を除く): 53479339632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 1240013, 2480026, 3720039, 4960052, 6200065, 7440078, 9920104, 11160117, 12400130, 13640143, 14880156, 18600195, 19840208, 22320234, 24800260, 27280286, 29760312, 37200390, 39680416, 40920429, 44640468, 49600520, 54560572, 55800585, 59520624, 68200715, 74400780, 81840858, 89280936, 99201040, 109121144, 111601170, 119041248, 122761287, 136401430, 148801560, 163681716, 178561872, 198402080, 204602145, 218242288, 223202340, 245522574, 272802860, 297603120, 327363432, 357123744, 409204290, 436484576, 446404680, 491045148, 545605720, 595206240, 613806435, 654726864, 818408580, 892809360, 982090296, 1091211440, 1227612870, 1309453728, 1636817160, 1785618720, 1964180592, 2182422880, 2455225740, 3273634320, 3928361184, 4910451480, 6547268640, 9820902960, 19641805920]

約数ペア:

[(1, 19641805920), (2, 9820902960), (3, 6547268640), (4, 4910451480), (5, 3928361184), (6, 3273634320), (8, 2455225740), (9, 2182422880), (10, 1964180592), (11, 1785618720), (12, 1636817160), (15, 1309453728), (16, 1227612870), (18, 1091211440), (20, 982090296), (22, 892809360), (24, 818408580), (30, 654726864), (32, 613806435), (33, 595206240), (36, 545605720), (40, 491045148), (44, 446404680), (45, 436484576), (48, 409204290), (55, 357123744), (60, 327363432), (66, 297603120), (72, 272802860), (80, 245522574), (88, 223202340), (90, 218242288), (96, 204602145), (99, 198402080), (110, 178561872), (120, 163681716), (132, 148801560), (144, 136401430), (160, 122761287), (165, 119041248), (176, 111601170), (180, 109121144), (198, 99201040), (220, 89280936), (240, 81840858), (264, 74400780), (288, 68200715), (330, 59520624), (352, 55800585), (360, 54560572), (396, 49600520), (440, 44640468), (480, 40920429), (495, 39680416), (528, 37200390), (660, 29760312), (720, 27280286), (792, 24800260), (880, 22320234), (990, 19840208), (1056, 18600195), (1320, 14880156), (1440, 13640143), (1584, 12400130), (1760, 11160117), (1980, 9920104), (2640, 7440078), (3168, 6200065), (3960, 4960052), (5280, 3720039), (7920, 2480026), (15840, 1240013)]