381300992

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2159

約数の個数: 72

約数和(自身を含む): 820216320

約数和(自身を除く): 438915328

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 496, 713, 736, 992, 1426, 1472, 1984, 2089, 2852, 2944, 3968, 4178, 5704, 5888, 7936, 8356, 11408, 16712, 22816, 33424, 45632, 48047, 64759, 66848, 91264, 96094, 129518, 133696, 182528, 192188, 259036, 267392, 384376, 518072, 534784, 768752, 1036144, 1489457, 1537504, 2072288, 2978914, 3075008, 4144576, 5957828, 6150016, 8289152, 11915656, 12300032, 16578304, 23831312, 47662624, 95325248, 190650496, 381300992]

約数ペア:

[(1, 381300992), (2, 190650496), (4, 95325248), (8, 47662624), (16, 23831312), (23, 16578304), (31, 12300032), (32, 11915656), (46, 8289152), (62, 6150016), (64, 5957828), (92, 4144576), (124, 3075008), (128, 2978914), (184, 2072288), (248, 1537504), (256, 1489457), (368, 1036144), (496, 768752), (713, 534784), (736, 518072), (992, 384376), (1426, 267392), (1472, 259036), (1984, 192188), (2089, 182528), (2852, 133696), (2944, 129518), (3968, 96094), (4178, 91264), (5704, 66848), (5888, 64759), (7936, 48047), (8356, 45632), (11408, 33424), (16712, 22816)]