261894528

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:765

約数の個数: 192

約数和(自身を含む): 880888320

約数和(自身を除く): 618993792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 64, 72, 84, 94, 96, 112, 126, 128, 141, 144, 168, 188, 192, 224, 252, 282, 288, 329, 336, 376, 384, 423, 448, 504, 564, 576, 658, 672, 691, 752, 846, 896, 987, 1008, 1128, 1152, 1316, 1344, 1382, 1504, 1692, 1974, 2016, 2073, 2256, 2632, 2688, 2764, 2961, 3008, 3384, 3948, 4032, 4146, 4512, 4837, 5264, 5528, 5922, 6016, 6219, 6768, 7896, 8064, 8292, 9024, 9674, 10528, 11056, 11844, 12438, 13536, 14511, 15792, 16584, 18048, 19348, 21056, 22112, 23688, 24876, 27072, 29022, 31584, 32477, 33168, 38696, 42112, 43533, 44224, 47376, 49752, 54144, 58044, 63168, 64954, 66336, 77392, 87066, 88448, 94752, 97431, 99504, 116088, 126336, 129908, 132672, 154784, 174132, 189504, 194862, 199008, 227339, 232176, 259816, 265344, 292293, 309568, 348264, 379008, 389724, 398016, 454678, 464352, 519632, 584586, 619136, 682017, 696528, 779448, 796032, 909356, 928704, 1039264, 1169172, 1364034, 1393056, 1558896, 1818712, 1857408, 2046051, 2078528, 2338344, 2728068, 2786112, 3117792, 3637424, 4092102, 4157056, 4676688, 5456136, 5572224, 6235584, 7274848, 8184204, 9353376, 10912272, 12471168, 14549696, 16368408, 18706752, 21824544, 29099392, 32736816, 37413504, 43649088, 65473632, 87298176, 130947264, 261894528]

約数ペア:

[(1, 261894528), (2, 130947264), (3, 87298176), (4, 65473632), (6, 43649088), (7, 37413504), (8, 32736816), (9, 29099392), (12, 21824544), (14, 18706752), (16, 16368408), (18, 14549696), (21, 12471168), (24, 10912272), (28, 9353376), (32, 8184204), (36, 7274848), (42, 6235584), (47, 5572224), (48, 5456136), (56, 4676688), (63, 4157056), (64, 4092102), (72, 3637424), (84, 3117792), (94, 2786112), (96, 2728068), (112, 2338344), (126, 2078528), (128, 2046051), (141, 1857408), (144, 1818712), (168, 1558896), (188, 1393056), (192, 1364034), (224, 1169172), (252, 1039264), (282, 928704), (288, 909356), (329, 796032), (336, 779448), (376, 696528), (384, 682017), (423, 619136), (448, 584586), (504, 519632), (564, 464352), (576, 454678), (658, 398016), (672, 389724), (691, 379008), (752, 348264), (846, 309568), (896, 292293), (987, 265344), (1008, 259816), (1128, 232176), (1152, 227339), (1316, 199008), (1344, 194862), (1382, 189504), (1504, 174132), (1692, 154784), (1974, 132672), (2016, 129908), (2073, 126336), (2256, 116088), (2632, 99504), (2688, 97431), (2764, 94752), (2961, 88448), (3008, 87066), (3384, 77392), (3948, 66336), (4032, 64954), (4146, 63168), (4512, 58044), (4837, 54144), (5264, 49752), (5528, 47376), (5922, 44224), (6016, 43533), (6219, 42112), (6768, 38696), (7896, 33168), (8064, 32477), (8292, 31584), (9024, 29022), (9674, 27072), (10528, 24876), (11056, 23688), (11844, 22112), (12438, 21056), (13536, 19348), (14511, 18048), (15792, 16584)]