256493328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{4517}}^1$

素因数の和:4561

約数の個数: 120

約数和(自身を含む): 820179648

約数和(自身を除く): 563686320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 169, 182, 208, 273, 312, 336, 338, 364, 507, 546, 624, 676, 728, 1014, 1092, 1183, 1352, 1456, 2028, 2184, 2366, 2704, 3549, 4056, 4368, 4517, 4732, 7098, 8112, 9034, 9464, 13551, 14196, 18068, 18928, 27102, 28392, 31619, 36136, 54204, 56784, 58721, 63238, 72272, 94857, 108408, 117442, 126476, 176163, 189714, 216816, 234884, 252952, 352326, 379428, 411047, 469768, 505904, 704652, 758856, 763373, 822094, 939536, 1233141, 1409304, 1517712, 1526746, 1644188, 2290119, 2466282, 2818608, 3053492, 3288376, 4580238, 4932564, 5343611, 6106984, 6576752, 9160476, 9865128, 10687222, 12213968, 16030833, 18320952, 19730256, 21374444, 32061666, 36641904, 42748888, 64123332, 85497776, 128246664, 256493328]

約数ペア:

[(1, 256493328), (2, 128246664), (3, 85497776), (4, 64123332), (6, 42748888), (7, 36641904), (8, 32061666), (12, 21374444), (13, 19730256), (14, 18320952), (16, 16030833), (21, 12213968), (24, 10687222), (26, 9865128), (28, 9160476), (39, 6576752), (42, 6106984), (48, 5343611), (52, 4932564), (56, 4580238), (78, 3288376), (84, 3053492), (91, 2818608), (104, 2466282), (112, 2290119), (156, 1644188), (168, 1526746), (169, 1517712), (182, 1409304), (208, 1233141), (273, 939536), (312, 822094), (336, 763373), (338, 758856), (364, 704652), (507, 505904), (546, 469768), (624, 411047), (676, 379428), (728, 352326), (1014, 252952), (1092, 234884), (1183, 216816), (1352, 189714), (1456, 176163), (2028, 126476), (2184, 117442), (2366, 108408), (2704, 94857), (3549, 72272), (4056, 63238), (4368, 58721), (4517, 56784), (4732, 54204), (7098, 36136), (8112, 31619), (9034, 28392), (9464, 27102), (13551, 18928), (14196, 18068)]