261812229120

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:655

約数の個数: 1056

約数和(自身を含む): 1058363324928

約数和(自身を除く): 796551095808

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 47, 48, 51, 52, 60, 64, 65, 68, 72, 78, 80, 85, 90, 94, 96, 102, 104, 117, 120, 128, 130, 136, 141, 144, 153, 156, 160, 170, 180, 188, 192, 195, 204, 208, 221, 234, 235, 240, 255, 256, 260, 272, 282, 288, 306, 312, 320, 340, 360, 376, 384, 390, 408, 416, 423, 442, 468, 470, 480, 510, 512, 520, 544, 547, 564, 576, 585, 611, 612, 624, 640, 663, 680, 705, 720, 752, 765, 768, 780, 799, 816, 832, 846, 884, 936, 940, 960, 1020, 1024, 1040, 1088, 1094, 1105, 1128, 1152, 1170, 1222, 1224, 1248, 1280, 1326, 1360, 1410, 1440, 1504, 1530, 1536, 1560, 1598, 1632, 1641, 1664, 1692, 1768, 1833, 1872, 1880, 1920, 1989, 2040, 2080, 2115, 2176, 2188, 2210, 2256, 2304, 2340, 2397, 2444, 2448, 2496, 2560, 2652, 2720, 2735, 2820, 2880, 3008, 3055, 3060, 3072, 3120, 3196, 3264, 3282, 3315, 3328, 3384, 3536, 3666, 3744, 3760, 3840, 3978, 3995, 4080, 4160, 4230, 4352, 4376, 4420, 4512, 4608, 4680, 4794, 4888, 4896, 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約数ペア:

[(1, 261812229120), (2, 130906114560), (3, 87270743040), (4, 65453057280), (5, 52362445824), (6, 43635371520), (8, 32726528640), (9, 29090247680), (10, 26181222912), (12, 21817685760), (13, 20139402240), (15, 17454148608), (16, 16363264320), (17, 15400719360), (18, 14545123840), (20, 13090611456), (24, 10908842880), (26, 10069701120), (30, 8727074304), (32, 8181632160), (34, 7700359680), (36, 7272561920), (39, 6713134080), (40, 6545305728), (45, 5818049536), (47, 5570472960), (48, 5454421440), (51, 5133573120), (52, 5034850560), (60, 4363537152), (64, 4090816080), (65, 4027880448), (68, 3850179840), (72, 3636280960), (78, 3356567040), (80, 3272652864), (85, 3080143872), (90, 2909024768), (94, 2785236480), (96, 2727210720), (102, 2566786560), (104, 2517425280), (117, 2237711360), (120, 2181768576), (128, 2045408040), (130, 2013940224), (136, 1925089920), (141, 1856824320), (144, 1818140480), (153, 1711191040), (156, 1678283520), (160, 1636326432), (170, 1540071936), (180, 1454512384), 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