256908384

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{16831}}^1$

素因数の和:16900

約数の個数: 72

約数和(自身を含む): 744412032

約数和(自身を除く): 487503648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 15264, 16831, 33662, 50493, 67324, 100986, 134648, 151479, 201972, 269296, 302958, 403944, 538592, 605916, 807888, 892043, 1211832, 1615776, 1784086, 2423664, 2676129, 3568172, 4847328, 5352258, 7136344, 8028387, 10704516, 14272688, 16056774, 21409032, 28545376, 32113548, 42818064, 64227096, 85636128, 128454192, 256908384]

約数ペア:

[(1, 256908384), (2, 128454192), (3, 85636128), (4, 64227096), (6, 42818064), (8, 32113548), (9, 28545376), (12, 21409032), (16, 16056774), (18, 14272688), (24, 10704516), (32, 8028387), (36, 7136344), (48, 5352258), (53, 4847328), (72, 3568172), (96, 2676129), (106, 2423664), (144, 1784086), (159, 1615776), (212, 1211832), (288, 892043), (318, 807888), (424, 605916), (477, 538592), (636, 403944), (848, 302958), (954, 269296), (1272, 201972), (1696, 151479), (1908, 134648), (2544, 100986), (3816, 67324), (5088, 50493), (7632, 33662), (15264, 16831)]