320529664

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13759}}^1$

素因数の和:13795

約数の個数: 72

約数和(自身を含む): 787512320

約数和(自身を除く): 466982656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 13759, 23296, 27518, 55036, 96313, 110072, 178867, 192626, 220144, 357734, 385252, 440288, 715468, 770504, 880576, 1252069, 1430936, 1541008, 1761152, 2504138, 2861872, 3082016, 3522304, 5008276, 5723744, 6164032, 10016552, 11447488, 12328064, 20033104, 22894976, 24656128, 40066208, 45789952, 80132416, 160264832, 320529664]

約数ペア:

[(1, 320529664), (2, 160264832), (4, 80132416), (7, 45789952), (8, 40066208), (13, 24656128), (14, 22894976), (16, 20033104), (26, 12328064), (28, 11447488), (32, 10016552), (52, 6164032), (56, 5723744), (64, 5008276), (91, 3522304), (104, 3082016), (112, 2861872), (128, 2504138), (182, 1761152), (208, 1541008), (224, 1430936), (256, 1252069), (364, 880576), (416, 770504), (448, 715468), (728, 440288), (832, 385252), (896, 357734), (1456, 220144), (1664, 192626), (1792, 178867), (2912, 110072), (3328, 96313), (5824, 55036), (11648, 27518), (13759, 23296)]