128995712

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 293760000

約数和(自身を除く): 164764288

約数列:

[1, 2, 4, 8, 16, 19, 29, 31, 32, 38, 58, 59, 62, 64, 76, 116, 118, 124, 128, 152, 232, 236, 248, 304, 464, 472, 496, 551, 589, 608, 899, 928, 944, 992, 1102, 1121, 1178, 1216, 1711, 1798, 1829, 1856, 1888, 1984, 2204, 2242, 2356, 2432, 3422, 3596, 3658, 3712, 3776, 3968, 4408, 4484, 4712, 6844, 7192, 7316, 7552, 8816, 8968, 9424, 13688, 14384, 14632, 17081, 17632, 17936, 18848, 27376, 28768, 29264, 32509, 34162, 34751, 35264, 35872, 37696, 53041, 54752, 57536, 58528, 65018, 68324, 69502, 70528, 71744, 75392, 106082, 109504, 115072, 117056, 130036, 136648, 139004, 143488, 212164, 219008, 234112, 260072, 273296, 278008, 424328, 520144, 546592, 556016, 848656, 1007779, 1040288, 1093184, 1112032, 1697312, 2015558, 2080576, 2186368, 2224064, 3394624, 4031116, 4161152, 4448128, 6789248, 8062232, 16124464, 32248928, 64497856, 128995712]

約数ペア:

[(1, 128995712), (2, 64497856), (4, 32248928), (8, 16124464), (16, 8062232), (19, 6789248), (29, 4448128), (31, 4161152), (32, 4031116), (38, 3394624), (58, 2224064), (59, 2186368), (62, 2080576), (64, 2015558), (76, 1697312), (116, 1112032), (118, 1093184), (124, 1040288), (128, 1007779), (152, 848656), (232, 556016), (236, 546592), (248, 520144), (304, 424328), (464, 278008), (472, 273296), (496, 260072), (551, 234112), (589, 219008), (608, 212164), (899, 143488), (928, 139004), (944, 136648), (992, 130036), (1102, 117056), (1121, 115072), (1178, 109504), (1216, 106082), (1711, 75392), (1798, 71744), (1829, 70528), (1856, 69502), (1888, 68324), (1984, 65018), (2204, 58528), (2242, 57536), (2356, 54752), (2432, 53041), (3422, 37696), (3596, 35872), (3658, 35264), (3712, 34751), (3776, 34162), (3968, 32509), (4408, 29264), (4484, 28768), (4712, 27376), (6844, 18848), (7192, 17936), (7316, 17632), (7552, 17081), (8816, 14632), (8968, 14384), (9424, 13688)]