158741968

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 396938880

約数和(自身を除く): 238196912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 79, 88, 98, 112, 154, 158, 176, 196, 233, 308, 316, 392, 466, 539, 553, 616, 632, 784, 869, 932, 1078, 1106, 1232, 1264, 1631, 1738, 1864, 2156, 2212, 2563, 3262, 3476, 3728, 3871, 4312, 4424, 5126, 6083, 6524, 6952, 7742, 8624, 8848, 10252, 11417, 12166, 13048, 13904, 15484, 17941, 18407, 20504, 22834, 24332, 26096, 30968, 35882, 36814, 41008, 42581, 45668, 48664, 61936, 71764, 73628, 85162, 91336, 97328, 125587, 128849, 143528, 147256, 170324, 182672, 202477, 251174, 257698, 287056, 294512, 340648, 404954, 502348, 515396, 681296, 809908, 901943, 1004696, 1030792, 1417339, 1619816, 1803886, 2009392, 2061584, 2834678, 3239632, 3607772, 5669356, 7215544, 9921373, 11338712, 14431088, 19842746, 22677424, 39685492, 79370984, 158741968]

約数ペア:

[(1, 158741968), (2, 79370984), (4, 39685492), (7, 22677424), (8, 19842746), (11, 14431088), (14, 11338712), (16, 9921373), (22, 7215544), (28, 5669356), (44, 3607772), (49, 3239632), (56, 2834678), (77, 2061584), (79, 2009392), (88, 1803886), (98, 1619816), (112, 1417339), (154, 1030792), (158, 1004696), (176, 901943), (196, 809908), (233, 681296), (308, 515396), (316, 502348), (392, 404954), (466, 340648), (539, 294512), (553, 287056), (616, 257698), (632, 251174), (784, 202477), (869, 182672), (932, 170324), (1078, 147256), (1106, 143528), (1232, 128849), (1264, 125587), (1631, 97328), (1738, 91336), (1864, 85162), (2156, 73628), (2212, 71764), (2563, 61936), (3262, 48664), (3476, 45668), (3728, 42581), (3871, 41008), (4312, 36814), (4424, 35882), (5126, 30968), (6083, 26096), (6524, 24332), (6952, 22834), (7742, 20504), (8624, 18407), (8848, 17941), (10252, 15484), (11417, 13904), (12166, 13048)]