215518320

素因数分解:

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

素因数の和:525

約数の個数: 200

約数和(自身を含む): 759802560

約数和(自身を除く): 544284240

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, 81, 90, 108, 120, 135, 144, 158, 162, 180, 216, 237, 240, 270, 316, 324, 360, 395, 405, 421, 432, 474, 540, 632, 648, 711, 720, 790, 810, 842, 948, 1080, 1185, 1263, 1264, 1296, 1422, 1580, 1620, 1684, 1896, 2105, 2133, 2160, 2370, 2526, 2844, 3160, 3240, 3368, 3555, 3789, 3792, 4210, 4266, 4740, 5052, 5688, 6315, 6320, 6399, 6480, 6736, 7110, 7578, 8420, 8532, 9480, 10104, 10665, 11367, 11376, 12630, 12798, 14220, 15156, 16840, 17064, 18945, 18960, 20208, 21330, 22734, 25260, 25596, 28440, 30312, 31995, 33259, 33680, 34101, 34128, 37890, 42660, 45468, 50520, 51192, 56835, 56880, 60624, 63990, 66518, 68202, 75780, 85320, 90936, 99777, 101040, 102384, 113670, 127980, 133036, 136404, 151560, 166295, 170505, 170640, 181872, 199554, 227340, 255960, 266072, 272808, 299331, 303120, 332590, 341010, 399108, 454680, 498885, 511920, 532144, 545616, 598662, 665180, 682020, 798216, 897993, 909360, 997770, 1197324, 1330360, 1364040, 1496655, 1596432, 1795986, 1995540, 2394648, 2660720, 2693979, 2728080, 2993310, 3591972, 3991080, 4489965, 4789296, 5387958, 5986620, 7183944, 7982160, 8979930, 10775916, 11973240, 13469895, 14367888, 17959860, 21551832, 23946480, 26939790, 35919720, 43103664, 53879580, 71839440, 107759160, 215518320]

約数ペア:

[(1, 215518320), (2, 107759160), (3, 71839440), (4, 53879580), (5, 43103664), (6, 35919720), (8, 26939790), (9, 23946480), (10, 21551832), (12, 17959860), (15, 14367888), (16, 13469895), (18, 11973240), (20, 10775916), (24, 8979930), (27, 7982160), (30, 7183944), (36, 5986620), (40, 5387958), (45, 4789296), (48, 4489965), (54, 3991080), (60, 3591972), (72, 2993310), (79, 2728080), (80, 2693979), (81, 2660720), (90, 2394648), (108, 1995540), (120, 1795986), (135, 1596432), (144, 1496655), (158, 1364040), (162, 1330360), (180, 1197324), (216, 997770), (237, 909360), (240, 897993), (270, 798216), (316, 682020), (324, 665180), (360, 598662), (395, 545616), (405, 532144), (421, 511920), (432, 498885), (474, 454680), (540, 399108), (632, 341010), (648, 332590), (711, 303120), (720, 299331), (790, 272808), (810, 266072), (842, 255960), (948, 227340), (1080, 199554), (1185, 181872), (1263, 170640), (1264, 170505), (1296, 166295), (1422, 151560), (1580, 136404), (1620, 133036), (1684, 127980), (1896, 113670), (2105, 102384), (2133, 101040), (2160, 99777), (2370, 90936), (2526, 85320), (2844, 75780), (3160, 68202), (3240, 66518), (3368, 63990), (3555, 60624), (3789, 56880), (3792, 56835), (4210, 51192), (4266, 50520), (4740, 45468), (5052, 42660), (5688, 37890), (6315, 34128), (6320, 34101), (6399, 33680), (6480, 33259), (6736, 31995), (7110, 30312), (7578, 28440), (8420, 25596), (8532, 25260), (9480, 22734), (10104, 21330), (10665, 20208), (11367, 18960), (11376, 18945), (12630, 17064), (12798, 16840), (14220, 15156)]