151870840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 399168000

約数和(自身を除く): 247297160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 43, 44, 46, 55, 86, 88, 92, 110, 115, 172, 184, 215, 220, 230, 253, 344, 349, 430, 440, 460, 473, 506, 698, 860, 920, 946, 989, 1012, 1265, 1396, 1720, 1745, 1892, 1978, 2024, 2365, 2530, 2792, 3490, 3784, 3839, 3956, 4730, 4945, 5060, 6980, 7678, 7912, 8027, 9460, 9890, 10120, 10879, 13960, 15007, 15356, 16054, 18920, 19195, 19780, 21758, 30014, 30712, 32108, 38390, 39560, 40135, 43516, 54395, 60028, 64216, 75035, 76780, 80270, 87032, 88297, 108790, 120056, 150070, 153560, 160540, 165077, 176594, 217580, 300140, 321080, 330154, 345161, 353188, 435160, 441485, 600280, 660308, 690322, 706376, 825385, 882970, 1320616, 1380644, 1650770, 1725805, 1765940, 2761288, 3301540, 3451610, 3531880, 3796771, 6603080, 6903220, 7593542, 13806440, 15187084, 18983855, 30374168, 37967710, 75935420, 151870840]

約数ペア:

[(1, 151870840), (2, 75935420), (4, 37967710), (5, 30374168), (8, 18983855), (10, 15187084), (11, 13806440), (20, 7593542), (22, 6903220), (23, 6603080), (40, 3796771), (43, 3531880), (44, 3451610), (46, 3301540), (55, 2761288), (86, 1765940), (88, 1725805), (92, 1650770), (110, 1380644), (115, 1320616), (172, 882970), (184, 825385), (215, 706376), (220, 690322), (230, 660308), (253, 600280), (344, 441485), (349, 435160), (430, 353188), (440, 345161), (460, 330154), (473, 321080), (506, 300140), (698, 217580), (860, 176594), (920, 165077), (946, 160540), (989, 153560), (1012, 150070), (1265, 120056), (1396, 108790), (1720, 88297), (1745, 87032), (1892, 80270), (1978, 76780), (2024, 75035), (2365, 64216), (2530, 60028), (2792, 54395), (3490, 43516), (3784, 40135), (3839, 39560), (3956, 38390), (4730, 32108), (4945, 30712), (5060, 30014), (6980, 21758), (7678, 19780), (7912, 19195), (8027, 18920), (9460, 16054), (9890, 15356), (10120, 15007), (10879, 13960)]