71839440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:522

約数の個数: 160

約数和(自身を含む): 251174400

約数和(自身を除く): 179334960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 79, 80, 90, 108, 120, 135, 144, 158, 180, 216, 237, 240, 270, 316, 360, 395, 421, 432, 474, 540, 632, 711, 720, 790, 842, 948, 1080, 1185, 1263, 1264, 1422, 1580, 1684, 1896, 2105, 2133, 2160, 2370, 2526, 2844, 3160, 3368, 3555, 3789, 3792, 4210, 4266, 4740, 5052, 5688, 6315, 6320, 6736, 7110, 7578, 8420, 8532, 9480, 10104, 10665, 11367, 11376, 12630, 14220, 15156, 16840, 17064, 18945, 18960, 20208, 21330, 22734, 25260, 28440, 30312, 33259, 33680, 34128, 37890, 42660, 45468, 50520, 56835, 56880, 60624, 66518, 75780, 85320, 90936, 99777, 101040, 113670, 133036, 151560, 166295, 170640, 181872, 199554, 227340, 266072, 299331, 303120, 332590, 399108, 454680, 498885, 532144, 598662, 665180, 798216, 897993, 909360, 997770, 1197324, 1330360, 1496655, 1596432, 1795986, 1995540, 2394648, 2660720, 2993310, 3591972, 3991080, 4489965, 4789296, 5986620, 7183944, 7982160, 8979930, 11973240, 14367888, 17959860, 23946480, 35919720, 71839440]

約数ペア:

[(1, 71839440), (2, 35919720), (3, 23946480), (4, 17959860), (5, 14367888), (6, 11973240), (8, 8979930), (9, 7982160), (10, 7183944), (12, 5986620), (15, 4789296), (16, 4489965), (18, 3991080), (20, 3591972), (24, 2993310), (27, 2660720), (30, 2394648), (36, 1995540), (40, 1795986), (45, 1596432), (48, 1496655), (54, 1330360), (60, 1197324), (72, 997770), (79, 909360), (80, 897993), (90, 798216), (108, 665180), (120, 598662), (135, 532144), (144, 498885), (158, 454680), (180, 399108), (216, 332590), (237, 303120), (240, 299331), (270, 266072), (316, 227340), (360, 199554), (395, 181872), (421, 170640), (432, 166295), (474, 151560), (540, 133036), (632, 113670), (711, 101040), (720, 99777), (790, 90936), (842, 85320), (948, 75780), (1080, 66518), (1185, 60624), (1263, 56880), (1264, 56835), (1422, 50520), (1580, 45468), (1684, 42660), (1896, 37890), (2105, 34128), (2133, 33680), (2160, 33259), (2370, 30312), (2526, 28440), (2844, 25260), (3160, 22734), (3368, 21330), (3555, 20208), (3789, 18960), (3792, 18945), (4210, 17064), (4266, 16840), (4740, 15156), (5052, 14220), (5688, 12630), (6315, 11376), (6320, 11367), (6736, 10665), (7110, 10104), (7578, 9480), (8420, 8532)]