129884216

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 327628800

約数和(自身を除く): 197744584

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 79, 88, 119, 136, 154, 157, 158, 187, 238, 308, 314, 316, 374, 476, 553, 616, 628, 632, 748, 869, 952, 1099, 1106, 1256, 1309, 1343, 1496, 1727, 1738, 2198, 2212, 2618, 2669, 2686, 3454, 3476, 4396, 4424, 5236, 5338, 5372, 6083, 6908, 6952, 8792, 9401, 10472, 10676, 10744, 12089, 12166, 12403, 13816, 14773, 18683, 18802, 21352, 24178, 24332, 24806, 29359, 29546, 37366, 37604, 48356, 48664, 49612, 58718, 59092, 74732, 75208, 86821, 96712, 99224, 103411, 117436, 118184, 136433, 149464, 173642, 205513, 206822, 210851, 234872, 272866, 347284, 411026, 413644, 421702, 545732, 694568, 822052, 827288, 843404, 955031, 1091464, 1475957, 1644104, 1686808, 1910062, 2319361, 2951914, 3820124, 4638722, 5903828, 7640248, 9277444, 11807656, 16235527, 18554888, 32471054, 64942108, 129884216]

約数ペア:

[(1, 129884216), (2, 64942108), (4, 32471054), (7, 18554888), (8, 16235527), (11, 11807656), (14, 9277444), (17, 7640248), (22, 5903828), (28, 4638722), (34, 3820124), (44, 2951914), (56, 2319361), (68, 1910062), (77, 1686808), (79, 1644104), (88, 1475957), (119, 1091464), (136, 955031), (154, 843404), (157, 827288), (158, 822052), (187, 694568), (238, 545732), (308, 421702), (314, 413644), (316, 411026), (374, 347284), (476, 272866), (553, 234872), (616, 210851), (628, 206822), (632, 205513), (748, 173642), (869, 149464), (952, 136433), (1099, 118184), (1106, 117436), (1256, 103411), (1309, 99224), (1343, 96712), (1496, 86821), (1727, 75208), (1738, 74732), (2198, 59092), (2212, 58718), (2618, 49612), (2669, 48664), (2686, 48356), (3454, 37604), (3476, 37366), (4396, 29546), (4424, 29359), (5236, 24806), (5338, 24332), (5372, 24178), (6083, 21352), (6908, 18802), (6952, 18683), (8792, 14773), (9401, 13816), (10472, 12403), (10676, 12166), (10744, 12089)]