127620560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1692

約数の個数: 80

約数和(自身を含む): 317015424

約数和(自身を除く): 189394864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1613, 1720, 1840, 1978, 3226, 3440, 3956, 4945, 6452, 7912, 8065, 9890, 12904, 15824, 16130, 19780, 25808, 32260, 37099, 39560, 64520, 69359, 74198, 79120, 129040, 138718, 148396, 185495, 277436, 296792, 346795, 370990, 554872, 593584, 693590, 741980, 1109744, 1387180, 1483960, 1595257, 2774360, 2967920, 3190514, 5548720, 6381028, 7976285, 12762056, 15952570, 25524112, 31905140, 63810280, 127620560]

約数ペア:

[(1, 127620560), (2, 63810280), (4, 31905140), (5, 25524112), (8, 15952570), (10, 12762056), (16, 7976285), (20, 6381028), (23, 5548720), (40, 3190514), (43, 2967920), (46, 2774360), (80, 1595257), (86, 1483960), (92, 1387180), (115, 1109744), (172, 741980), (184, 693590), (215, 593584), (230, 554872), (344, 370990), (368, 346795), (430, 296792), (460, 277436), (688, 185495), (860, 148396), (920, 138718), (989, 129040), (1613, 79120), (1720, 74198), (1840, 69359), (1978, 64520), (3226, 39560), (3440, 37099), (3956, 32260), (4945, 25808), (6452, 19780), (7912, 16130), (8065, 15824), (9890, 12904)]