209961752

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 535127040

約数和(自身を除く): 325165288

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 157, 167, 182, 286, 308, 314, 334, 364, 572, 616, 628, 668, 728, 1001, 1099, 1144, 1169, 1256, 1336, 1727, 1837, 2002, 2041, 2171, 2198, 2338, 3454, 3674, 4004, 4082, 4342, 4396, 4676, 6908, 7348, 8008, 8164, 8684, 8792, 9352, 12089, 12859, 13816, 14287, 14696, 15197, 16328, 17368, 22451, 23881, 24178, 25718, 26219, 28574, 30394, 44902, 47762, 48356, 51436, 52438, 57148, 60788, 89804, 95524, 96712, 102872, 104876, 114296, 121576, 157157, 167167, 179608, 183533, 191048, 209752, 288409, 314314, 334334, 340847, 367066, 576818, 628628, 668668, 681694, 734132, 1153636, 1257256, 1337336, 1363388, 1468264, 2018863, 2307272, 2385929, 2726776, 3749317, 4037726, 4771858, 7498634, 8075452, 9543716, 14997268, 16150904, 19087432, 26245219, 29994536, 52490438, 104980876, 209961752]

約数ペア:

[(1, 209961752), (2, 104980876), (4, 52490438), (7, 29994536), (8, 26245219), (11, 19087432), (13, 16150904), (14, 14997268), (22, 9543716), (26, 8075452), (28, 7498634), (44, 4771858), (52, 4037726), (56, 3749317), (77, 2726776), (88, 2385929), (91, 2307272), (104, 2018863), (143, 1468264), (154, 1363388), (157, 1337336), (167, 1257256), (182, 1153636), (286, 734132), (308, 681694), (314, 668668), (334, 628628), (364, 576818), (572, 367066), (616, 340847), (628, 334334), (668, 314314), (728, 288409), (1001, 209752), (1099, 191048), (1144, 183533), (1169, 179608), (1256, 167167), (1336, 157157), (1727, 121576), (1837, 114296), (2002, 104876), (2041, 102872), (2171, 96712), (2198, 95524), (2338, 89804), (3454, 60788), (3674, 57148), (4004, 52438), (4082, 51436), (4342, 48356), (4396, 47762), (4676, 44902), (6908, 30394), (7348, 28574), (8008, 26219), (8164, 25718), (8684, 24178), (8792, 23881), (9352, 22451), (12089, 17368), (12859, 16328), (13816, 15197), (14287, 14696)]