290249712

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 834732288

約数和(自身を除く): 544482576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 173, 183, 191, 244, 346, 366, 382, 488, 519, 549, 573, 692, 732, 764, 976, 1038, 1098, 1146, 1384, 1464, 1528, 1557, 1719, 2076, 2196, 2292, 2768, 2928, 3056, 3114, 3438, 4152, 4392, 4584, 6228, 6876, 8304, 8784, 9168, 10553, 11651, 12456, 13752, 21106, 23302, 24912, 27504, 31659, 33043, 34953, 42212, 46604, 63318, 66086, 69906, 84424, 93208, 94977, 99129, 104859, 126636, 132172, 139812, 168848, 186416, 189954, 198258, 209718, 253272, 264344, 279624, 297387, 379908, 396516, 419436, 506544, 528688, 559248, 594774, 759816, 793032, 838872, 1189548, 1519632, 1586064, 1677744, 2015623, 2379096, 4031246, 4758192, 6046869, 8062492, 12093738, 16124984, 18140607, 24187476, 32249968, 36281214, 48374952, 72562428, 96749904, 145124856, 290249712]

約数ペア:

[(1, 290249712), (2, 145124856), (3, 96749904), (4, 72562428), (6, 48374952), (8, 36281214), (9, 32249968), (12, 24187476), (16, 18140607), (18, 16124984), (24, 12093738), (36, 8062492), (48, 6046869), (61, 4758192), (72, 4031246), (122, 2379096), (144, 2015623), (173, 1677744), (183, 1586064), (191, 1519632), (244, 1189548), (346, 838872), (366, 793032), (382, 759816), (488, 594774), (519, 559248), (549, 528688), (573, 506544), (692, 419436), (732, 396516), (764, 379908), (976, 297387), (1038, 279624), (1098, 264344), (1146, 253272), (1384, 209718), (1464, 198258), (1528, 189954), (1557, 186416), (1719, 168848), (2076, 139812), (2196, 132172), (2292, 126636), (2768, 104859), (2928, 99129), (3056, 94977), (3114, 93208), (3438, 84424), (4152, 69906), (4392, 66086), (4584, 63318), (6228, 46604), (6876, 42212), (8304, 34953), (8784, 33043), (9168, 31659), (10553, 27504), (11651, 24912), (12456, 23302), (13752, 21106)]