397709568

素因数分解:

$2^8\times 3^3\times {\mathrm{163}}^1\times {\mathrm{353}}^1$

素因数の和:541

約数の個数: 144

約数和(自身を含む): 1186664640

約数和(自身を除く): 788955072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 163, 192, 216, 256, 288, 326, 353, 384, 432, 489, 576, 652, 706, 768, 864, 978, 1059, 1152, 1304, 1412, 1467, 1728, 1956, 2118, 2304, 2608, 2824, 2934, 3177, 3456, 3912, 4236, 4401, 5216, 5648, 5868, 6354, 6912, 7824, 8472, 8802, 9531, 10432, 11296, 11736, 12708, 15648, 16944, 17604, 19062, 20864, 22592, 23472, 25416, 31296, 33888, 35208, 38124, 41728, 45184, 46944, 50832, 57539, 62592, 67776, 70416, 76248, 90368, 93888, 101664, 115078, 125184, 135552, 140832, 152496, 172617, 187776, 203328, 230156, 271104, 281664, 304992, 345234, 375552, 406656, 460312, 517851, 563328, 609984, 690468, 813312, 920624, 1035702, 1126656, 1219968, 1380936, 1553553, 1841248, 2071404, 2439936, 2761872, 3107106, 3682496, 4142808, 5523744, 6214212, 7364992, 8285616, 11047488, 12428424, 14729984, 16571232, 22094976, 24856848, 33142464, 44189952, 49713696, 66284928, 99427392, 132569856, 198854784, 397709568]

約数ペア:

[(1, 397709568), (2, 198854784), (3, 132569856), (4, 99427392), (6, 66284928), (8, 49713696), (9, 44189952), (12, 33142464), (16, 24856848), (18, 22094976), (24, 16571232), (27, 14729984), (32, 12428424), (36, 11047488), (48, 8285616), (54, 7364992), (64, 6214212), (72, 5523744), (96, 4142808), (108, 3682496), (128, 3107106), (144, 2761872), (163, 2439936), (192, 2071404), (216, 1841248), (256, 1553553), (288, 1380936), (326, 1219968), (353, 1126656), (384, 1035702), (432, 920624), (489, 813312), (576, 690468), (652, 609984), (706, 563328), (768, 517851), (864, 460312), (978, 406656), (1059, 375552), (1152, 345234), (1304, 304992), (1412, 281664), (1467, 271104), (1728, 230156), (1956, 203328), (2118, 187776), (2304, 172617), (2608, 152496), (2824, 140832), (2934, 135552), (3177, 125184), (3456, 115078), (3912, 101664), (4236, 93888), (4401, 90368), (5216, 76248), (5648, 70416), (5868, 67776), (6354, 62592), (6912, 57539), (7824, 50832), (8472, 46944), (8802, 45184), (9531, 41728), (10432, 38124), (11296, 35208), (11736, 33888), (12708, 31296), (15648, 25416), (16944, 23472), (17604, 22592), (19062, 20864)]