259404040

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 708877080

約数和(自身を除く): 449473040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 73, 74, 98, 140, 146, 148, 185, 196, 245, 259, 280, 292, 296, 343, 365, 370, 392, 490, 511, 518, 584, 686, 730, 740, 980, 1022, 1036, 1295, 1372, 1460, 1480, 1715, 1813, 1960, 2044, 2072, 2401, 2555, 2590, 2701, 2744, 2920, 3430, 3577, 3626, 4088, 4802, 5110, 5180, 5402, 6860, 7154, 7252, 9065, 9604, 10220, 10360, 10804, 12005, 12691, 13505, 13720, 14308, 14504, 17885, 18130, 18907, 19208, 20440, 21608, 24010, 25039, 25382, 27010, 28616, 35770, 36260, 37814, 48020, 50078, 50764, 54020, 63455, 71540, 72520, 75628, 88837, 94535, 96040, 100156, 101528, 108040, 125195, 126910, 132349, 143080, 151256, 175273, 177674, 189070, 200312, 250390, 253820, 264698, 350546, 355348, 378140, 444185, 500780, 507640, 529396, 661745, 701092, 710696, 756280, 876365, 888370, 926443, 1001560, 1058792, 1323490, 1402184, 1752730, 1776740, 1852886, 2646980, 3505460, 3553480, 3705772, 4632215, 5293960, 6485101, 7010920, 7411544, 9264430, 12970202, 18528860, 25940404, 32425505, 37057720, 51880808, 64851010, 129702020, 259404040]

約数ペア:

[(1, 259404040), (2, 129702020), (4, 64851010), (5, 51880808), (7, 37057720), (8, 32425505), (10, 25940404), (14, 18528860), (20, 12970202), (28, 9264430), (35, 7411544), (37, 7010920), (40, 6485101), (49, 5293960), (56, 4632215), (70, 3705772), (73, 3553480), (74, 3505460), (98, 2646980), (140, 1852886), (146, 1776740), (148, 1752730), (185, 1402184), (196, 1323490), (245, 1058792), (259, 1001560), (280, 926443), (292, 888370), (296, 876365), (343, 756280), (365, 710696), (370, 701092), (392, 661745), (490, 529396), (511, 507640), (518, 500780), (584, 444185), (686, 378140), (730, 355348), (740, 350546), (980, 264698), (1022, 253820), (1036, 250390), (1295, 200312), (1372, 189070), (1460, 177674), (1480, 175273), (1715, 151256), (1813, 143080), (1960, 132349), (2044, 126910), (2072, 125195), (2401, 108040), (2555, 101528), (2590, 100156), (2701, 96040), (2744, 94535), (2920, 88837), (3430, 75628), (3577, 72520), (3626, 71540), (4088, 63455), (4802, 54020), (5110, 50764), (5180, 50078), (5402, 48020), (6860, 37814), (7154, 36260), (7252, 35770), (9065, 28616), (9604, 27010), (10220, 25382), (10360, 25039), (10804, 24010), (12005, 21608), (12691, 20440), (13505, 19208), (13720, 18907), (14308, 18130), (14504, 17885)]