257245776

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 750789000

約数和(自身を除く): 493543224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 229, 232, 261, 269, 348, 458, 464, 522, 538, 687, 696, 807, 916, 1044, 1076, 1374, 1392, 1614, 1832, 2061, 2088, 2152, 2421, 2748, 3228, 3664, 4122, 4176, 4304, 4842, 5496, 6456, 6641, 7801, 8244, 9684, 10992, 12912, 13282, 15602, 16488, 19368, 19923, 23403, 26564, 31204, 32976, 38736, 39846, 46806, 53128, 59769, 61601, 62408, 70209, 79692, 93612, 106256, 119538, 123202, 124816, 140418, 159384, 184803, 187224, 239076, 246404, 280836, 318768, 369606, 374448, 478152, 492808, 554409, 561672, 739212, 956304, 985616, 1108818, 1123344, 1478424, 1786429, 2217636, 2956848, 3572858, 4435272, 5359287, 7145716, 8870544, 10718574, 14291432, 16077861, 21437148, 28582864, 32155722, 42874296, 64311444, 85748592, 128622888, 257245776]

約数ペア:

[(1, 257245776), (2, 128622888), (3, 85748592), (4, 64311444), (6, 42874296), (8, 32155722), (9, 28582864), (12, 21437148), (16, 16077861), (18, 14291432), (24, 10718574), (29, 8870544), (36, 7145716), (48, 5359287), (58, 4435272), (72, 3572858), (87, 2956848), (116, 2217636), (144, 1786429), (174, 1478424), (229, 1123344), (232, 1108818), (261, 985616), (269, 956304), (348, 739212), (458, 561672), (464, 554409), (522, 492808), (538, 478152), (687, 374448), (696, 369606), (807, 318768), (916, 280836), (1044, 246404), (1076, 239076), (1374, 187224), (1392, 184803), (1614, 159384), (1832, 140418), (2061, 124816), (2088, 123202), (2152, 119538), (2421, 106256), (2748, 93612), (3228, 79692), (3664, 70209), (4122, 62408), (4176, 61601), (4304, 59769), (4842, 53128), (5496, 46806), (6456, 39846), (6641, 38736), (7801, 32976), (8244, 31204), (9684, 26564), (10992, 23403), (12912, 19923), (13282, 19368), (15602, 16488)]