208691840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1322

約数の個数: 128

約数和(自身を含む): 586051200

約数和(自身を除く): 377359360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 224, 259, 280, 296, 320, 370, 448, 518, 560, 592, 640, 740, 896, 1036, 1120, 1184, 1259, 1295, 1480, 2072, 2240, 2368, 2518, 2590, 2960, 4144, 4480, 4736, 5036, 5180, 5920, 6295, 8288, 8813, 10072, 10360, 11840, 12590, 16576, 17626, 20144, 20720, 23680, 25180, 33152, 35252, 40288, 41440, 44065, 46583, 50360, 70504, 80576, 82880, 88130, 93166, 100720, 141008, 161152, 165760, 176260, 186332, 201440, 232915, 282016, 326081, 352520, 372664, 402880, 465830, 564032, 652162, 705040, 745328, 805760, 931660, 1128064, 1304324, 1410080, 1490656, 1630405, 1863320, 2608648, 2820160, 2981312, 3260810, 3726640, 5217296, 5640320, 5962624, 6521620, 7453280, 10434592, 13043240, 14906560, 20869184, 26086480, 29813120, 41738368, 52172960, 104345920, 208691840]

約数ペア:

[(1, 208691840), (2, 104345920), (4, 52172960), (5, 41738368), (7, 29813120), (8, 26086480), (10, 20869184), (14, 14906560), (16, 13043240), (20, 10434592), (28, 7453280), (32, 6521620), (35, 5962624), (37, 5640320), (40, 5217296), (56, 3726640), (64, 3260810), (70, 2981312), (74, 2820160), (80, 2608648), (112, 1863320), (128, 1630405), (140, 1490656), (148, 1410080), (160, 1304324), (185, 1128064), (224, 931660), (259, 805760), (280, 745328), (296, 705040), (320, 652162), (370, 564032), (448, 465830), (518, 402880), (560, 372664), (592, 352520), (640, 326081), (740, 282016), (896, 232915), (1036, 201440), (1120, 186332), (1184, 176260), (1259, 165760), (1295, 161152), (1480, 141008), (2072, 100720), (2240, 93166), (2368, 88130), (2518, 82880), (2590, 80576), (2960, 70504), (4144, 50360), (4480, 46583), (4736, 44065), (5036, 41440), (5180, 40288), (5920, 35252), (6295, 33152), (8288, 25180), (8813, 23680), (10072, 20720), (10360, 20144), (11840, 17626), (12590, 16576)]