387876608

素因数分解:

$2^8\times 7^1\times {\mathrm{263}}^1\times {\mathrm{823}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 889287168

約数和(自身を除く): 501410560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 263, 448, 526, 823, 896, 1052, 1646, 1792, 1841, 2104, 3292, 3682, 4208, 5761, 6584, 7364, 8416, 11522, 13168, 14728, 16832, 23044, 26336, 29456, 33664, 46088, 52672, 58912, 67328, 92176, 105344, 117824, 184352, 210688, 216449, 235648, 368704, 432898, 471296, 737408, 865796, 1474816, 1515143, 1731592, 3030286, 3463184, 6060572, 6926368, 12121144, 13852736, 24242288, 27705472, 48484576, 55410944, 96969152, 193938304, 387876608]

約数ペア:

[(1, 387876608), (2, 193938304), (4, 96969152), (7, 55410944), (8, 48484576), (14, 27705472), (16, 24242288), (28, 13852736), (32, 12121144), (56, 6926368), (64, 6060572), (112, 3463184), (128, 3030286), (224, 1731592), (256, 1515143), (263, 1474816), (448, 865796), (526, 737408), (823, 471296), (896, 432898), (1052, 368704), (1646, 235648), (1792, 216449), (1841, 210688), (2104, 184352), (3292, 117824), (3682, 105344), (4208, 92176), (5761, 67328), (6584, 58912), (7364, 52672), (8416, 46088), (11522, 33664), (13168, 29456), (14728, 26336), (16832, 23044)]