126438160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 311765760

約数和(自身を除く): 185327600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 304, 380, 386, 431, 760, 772, 862, 965, 1520, 1544, 1724, 1930, 2155, 3088, 3448, 3667, 3860, 4310, 6896, 7334, 7720, 8189, 8620, 14668, 15440, 16378, 17240, 18335, 29336, 32756, 34480, 36670, 40945, 58672, 65512, 73340, 81890, 83183, 131024, 146680, 163780, 166366, 293360, 327560, 332732, 415915, 655120, 665464, 831830, 1330928, 1580477, 1663660, 3160954, 3327320, 6321908, 6654640, 7902385, 12643816, 15804770, 25287632, 31609540, 63219080, 126438160]

約数ペア:

[(1, 126438160), (2, 63219080), (4, 31609540), (5, 25287632), (8, 15804770), (10, 12643816), (16, 7902385), (19, 6654640), (20, 6321908), (38, 3327320), (40, 3160954), (76, 1663660), (80, 1580477), (95, 1330928), (152, 831830), (190, 665464), (193, 655120), (304, 415915), (380, 332732), (386, 327560), (431, 293360), (760, 166366), (772, 163780), (862, 146680), (965, 131024), (1520, 83183), (1544, 81890), (1724, 73340), (1930, 65512), (2155, 58672), (3088, 40945), (3448, 36670), (3667, 34480), (3860, 32756), (4310, 29336), (6896, 18335), (7334, 17240), (7720, 16378), (8189, 15440), (8620, 14668)]