431036640

素因数分解:

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

素因数の和:527

約数の個数: 240

約数和(自身を含む): 1544114880

約数和(自身を除く): 1113078240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 79, 80, 81, 90, 96, 108, 120, 135, 144, 158, 160, 162, 180, 216, 237, 240, 270, 288, 316, 324, 360, 395, 405, 421, 432, 474, 480, 540, 632, 648, 711, 720, 790, 810, 842, 864, 948, 1080, 1185, 1263, 1264, 1296, 1422, 1440, 1580, 1620, 1684, 1896, 2105, 2133, 2160, 2370, 2526, 2528, 2592, 2844, 3160, 3240, 3368, 3555, 3789, 3792, 4210, 4266, 4320, 4740, 5052, 5688, 6315, 6320, 6399, 6480, 6736, 7110, 7578, 7584, 8420, 8532, 9480, 10104, 10665, 11367, 11376, 12630, 12640, 12798, 12960, 13472, 14220, 15156, 16840, 17064, 18945, 18960, 20208, 21330, 22734, 22752, 25260, 25596, 28440, 30312, 31995, 33259, 33680, 34101, 34128, 37890, 37920, 40416, 42660, 45468, 50520, 51192, 56835, 56880, 60624, 63990, 66518, 67360, 68202, 68256, 75780, 85320, 90936, 99777, 101040, 102384, 113670, 113760, 121248, 127980, 133036, 136404, 151560, 166295, 170505, 170640, 181872, 199554, 202080, 204768, 227340, 255960, 266072, 272808, 299331, 303120, 332590, 341010, 341280, 363744, 399108, 454680, 498885, 511920, 532144, 545616, 598662, 606240, 665180, 682020, 798216, 897993, 909360, 997770, 1023840, 1064288, 1091232, 1197324, 1330360, 1364040, 1496655, 1596432, 1795986, 1818720, 1995540, 2394648, 2660720, 2693979, 2728080, 2993310, 3192864, 3591972, 3991080, 4489965, 4789296, 5321440, 5387958, 5456160, 5986620, 7183944, 7982160, 8979930, 9578592, 10775916, 11973240, 13469895, 14367888, 15964320, 17959860, 21551832, 23946480, 26939790, 28735776, 35919720, 43103664, 47892960, 53879580, 71839440, 86207328, 107759160, 143678880, 215518320, 431036640]

約数ペア:

[(1, 431036640), (2, 215518320), (3, 143678880), (4, 107759160), (5, 86207328), (6, 71839440), (8, 53879580), (9, 47892960), (10, 43103664), (12, 35919720), (15, 28735776), (16, 26939790), (18, 23946480), (20, 21551832), (24, 17959860), (27, 15964320), (30, 14367888), (32, 13469895), (36, 11973240), (40, 10775916), (45, 9578592), (48, 8979930), (54, 7982160), (60, 7183944), (72, 5986620), (79, 5456160), (80, 5387958), (81, 5321440), (90, 4789296), (96, 4489965), (108, 3991080), (120, 3591972), (135, 3192864), (144, 2993310), (158, 2728080), (160, 2693979), (162, 2660720), (180, 2394648), (216, 1995540), (237, 1818720), (240, 1795986), (270, 1596432), (288, 1496655), (316, 1364040), (324, 1330360), (360, 1197324), (395, 1091232), (405, 1064288), (421, 1023840), (432, 997770), (474, 909360), (480, 897993), (540, 798216), (632, 682020), (648, 665180), (711, 606240), (720, 598662), (790, 545616), (810, 532144), (842, 511920), (864, 498885), (948, 454680), (1080, 399108), (1185, 363744), (1263, 341280), (1264, 341010), (1296, 332590), (1422, 303120), (1440, 299331), (1580, 272808), (1620, 266072), (1684, 255960), (1896, 227340), (2105, 204768), (2133, 202080), (2160, 199554), (2370, 181872), (2526, 170640), (2528, 170505), (2592, 166295), (2844, 151560), (3160, 136404), (3240, 133036), (3368, 127980), (3555, 121248), (3789, 113760), (3792, 113670), (4210, 102384), (4266, 101040), (4320, 99777), (4740, 90936), (5052, 85320), (5688, 75780), (6315, 68256), (6320, 68202), (6399, 67360), (6480, 66518), (6736, 63990), (7110, 60624), (7578, 56880), (7584, 56835), (8420, 51192), (8532, 50520), (9480, 45468), (10104, 42660), (10665, 40416), (11367, 37920), (11376, 37890), (12630, 34128), (12640, 34101), (12798, 33680), (12960, 33259), (13472, 31995), (14220, 30312), (15156, 28440), (16840, 25596), (17064, 25260), (18945, 22752), (18960, 22734), (20208, 21330)]