1277882560

素因数分解:

$2^6\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{3023}}^1$

素因数の和:4361

約数の個数: 56

約数和(自身を含む): 3046268736

約数和(自身を除く): 1768386176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1321, 2642, 3023, 5284, 6046, 6605, 10568, 12092, 13210, 15115, 21136, 24184, 26420, 30230, 42272, 48368, 52840, 60460, 84544, 96736, 105680, 120920, 193472, 211360, 241840, 422720, 483680, 967360, 3993383, 7986766, 15973532, 19966915, 31947064, 39933830, 63894128, 79867660, 127788256, 159735320, 255576512, 319470640, 638941280, 1277882560]

約数ペア:

[(1, 1277882560), (2, 638941280), (4, 319470640), (5, 255576512), (8, 159735320), (10, 127788256), (16, 79867660), (20, 63894128), (32, 39933830), (40, 31947064), (64, 19966915), (80, 15973532), (160, 7986766), (320, 3993383), (1321, 967360), (2642, 483680), (3023, 422720), (5284, 241840), (6046, 211360), (6605, 193472), (10568, 120920), (12092, 105680), (13210, 96736), (15115, 84544), (21136, 60460), (24184, 52840), (26420, 48368), (30230, 42272)]