268720128

素因数分解:

$2^{11}\times 3^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 792136800

約数和(自身を除く): 523416672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 61, 64, 72, 96, 122, 128, 144, 183, 192, 239, 244, 256, 288, 366, 384, 478, 488, 512, 549, 576, 717, 732, 768, 956, 976, 1024, 1098, 1152, 1434, 1464, 1536, 1912, 1952, 2048, 2151, 2196, 2304, 2868, 2928, 3072, 3824, 3904, 4302, 4392, 4608, 5736, 5856, 6144, 7648, 7808, 8604, 8784, 9216, 11472, 11712, 14579, 15296, 15616, 17208, 17568, 18432, 22944, 23424, 29158, 30592, 31232, 34416, 35136, 43737, 45888, 46848, 58316, 61184, 62464, 68832, 70272, 87474, 91776, 93696, 116632, 122368, 124928, 131211, 137664, 140544, 174948, 183552, 187392, 233264, 244736, 262422, 275328, 281088, 349896, 367104, 374784, 466528, 489472, 524844, 550656, 562176, 699792, 734208, 933056, 1049688, 1101312, 1124352, 1399584, 1468416, 1866112, 2099376, 2202624, 2799168, 3732224, 4198752, 4405248, 5598336, 7464448, 8397504, 11196672, 14928896, 16795008, 22393344, 29857792, 33590016, 44786688, 67180032, 89573376, 134360064, 268720128]

約数ペア:

[(1, 268720128), (2, 134360064), (3, 89573376), (4, 67180032), (6, 44786688), (8, 33590016), (9, 29857792), (12, 22393344), (16, 16795008), (18, 14928896), (24, 11196672), (32, 8397504), (36, 7464448), (48, 5598336), (61, 4405248), (64, 4198752), (72, 3732224), (96, 2799168), (122, 2202624), (128, 2099376), (144, 1866112), (183, 1468416), (192, 1399584), (239, 1124352), (244, 1101312), (256, 1049688), (288, 933056), (366, 734208), (384, 699792), (478, 562176), (488, 550656), (512, 524844), (549, 489472), (576, 466528), (717, 374784), (732, 367104), (768, 349896), (956, 281088), (976, 275328), (1024, 262422), (1098, 244736), (1152, 233264), (1434, 187392), (1464, 183552), (1536, 174948), (1912, 140544), (1952, 137664), (2048, 131211), (2151, 124928), (2196, 122368), (2304, 116632), (2868, 93696), (2928, 91776), (3072, 87474), (3824, 70272), (3904, 68832), (4302, 62464), (4392, 61184), (4608, 58316), (5736, 46848), (5856, 45888), (6144, 43737), (7648, 35136), (7808, 34416), (8604, 31232), (8784, 30592), (9216, 29158), (11472, 23424), (11712, 22944), (14579, 18432), (15296, 17568), (15616, 17208)]