71114720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 179172000

約数和(自身を除く): 108057280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 149, 152, 157, 160, 190, 298, 304, 314, 380, 596, 608, 628, 745, 760, 785, 1192, 1256, 1490, 1520, 1570, 2384, 2512, 2831, 2980, 2983, 3040, 3140, 4768, 5024, 5662, 5960, 5966, 6280, 11324, 11920, 11932, 12560, 14155, 14915, 22648, 23393, 23840, 23864, 25120, 28310, 29830, 45296, 46786, 47728, 56620, 59660, 90592, 93572, 95456, 113240, 116965, 119320, 187144, 226480, 233930, 238640, 374288, 444467, 452960, 467860, 477280, 748576, 888934, 935720, 1777868, 1871440, 2222335, 3555736, 3742880, 4444670, 7111472, 8889340, 14222944, 17778680, 35557360, 71114720]

約数ペア:

[(1, 71114720), (2, 35557360), (4, 17778680), (5, 14222944), (8, 8889340), (10, 7111472), (16, 4444670), (19, 3742880), (20, 3555736), (32, 2222335), (38, 1871440), (40, 1777868), (76, 935720), (80, 888934), (95, 748576), (149, 477280), (152, 467860), (157, 452960), (160, 444467), (190, 374288), (298, 238640), (304, 233930), (314, 226480), (380, 187144), (596, 119320), (608, 116965), (628, 113240), (745, 95456), (760, 93572), (785, 90592), (1192, 59660), (1256, 56620), (1490, 47728), (1520, 46786), (1570, 45296), (2384, 29830), (2512, 28310), (2831, 25120), (2980, 23864), (2983, 23840), (3040, 23393), (3140, 22648), (4768, 14915), (5024, 14155), (5662, 12560), (5960, 11932), (5966, 11920), (6280, 11324)]