1665456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 4937184

約数和(自身を除く): 3271728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 157, 204, 208, 221, 272, 312, 314, 408, 442, 471, 624, 628, 663, 816, 884, 942, 1256, 1326, 1768, 1884, 2041, 2512, 2652, 2669, 3536, 3768, 4082, 5304, 5338, 6123, 7536, 8007, 8164, 10608, 10676, 12246, 16014, 16328, 21352, 24492, 32028, 32656, 34697, 42704, 48984, 64056, 69394, 97968, 104091, 128112, 138788, 208182, 277576, 416364, 555152, 832728, 1665456]

約数ペア:

[(1, 1665456), (2, 832728), (3, 555152), (4, 416364), (6, 277576), (8, 208182), (12, 138788), (13, 128112), (16, 104091), (17, 97968), (24, 69394), (26, 64056), (34, 48984), (39, 42704), (48, 34697), (51, 32656), (52, 32028), (68, 24492), (78, 21352), (102, 16328), (104, 16014), (136, 12246), (156, 10676), (157, 10608), (204, 8164), (208, 8007), (221, 7536), (272, 6123), (312, 5338), (314, 5304), (408, 4082), (442, 3768), (471, 3536), (624, 2669), (628, 2652), (663, 2512), (816, 2041), (884, 1884), (942, 1768), (1256, 1326)]