231931440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 853070400

約数和(自身を除く): 621138960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 71, 72, 78, 80, 90, 104, 117, 120, 130, 142, 144, 156, 180, 195, 208, 213, 234, 240, 260, 284, 312, 349, 355, 360, 390, 426, 468, 520, 568, 585, 624, 639, 698, 710, 720, 780, 852, 923, 936, 1040, 1047, 1065, 1136, 1170, 1278, 1396, 1420, 1560, 1704, 1745, 1846, 1872, 2094, 2130, 2340, 2556, 2769, 2792, 2840, 3120, 3141, 3195, 3408, 3490, 3692, 4188, 4260, 4537, 4615, 4680, 5112, 5235, 5538, 5584, 5680, 6282, 6390, 6980, 7384, 8307, 8376, 8520, 9074, 9230, 9360, 10224, 10470, 11076, 12564, 12780, 13611, 13845, 13960, 14768, 15705, 16614, 16752, 17040, 18148, 18460, 20940, 22152, 22685, 24779, 25128, 25560, 27222, 27690, 27920, 31410, 33228, 36296, 36920, 40833, 41535, 41880, 44304, 45370, 49558, 50256, 51120, 54444, 55380, 62820, 66456, 68055, 72592, 73840, 74337, 81666, 83070, 83760, 90740, 99116, 108888, 110760, 123895, 125640, 132912, 136110, 148674, 163332, 166140, 181480, 198232, 204165, 217776, 221520, 223011, 247790, 251280, 272220, 297348, 322127, 326664, 332280, 362960, 371685, 396464, 408330, 446022, 495580, 544440, 594696, 644254, 653328, 664560, 743370, 816660, 892044, 966381, 991160, 1088880, 1115055, 1189392, 1288508, 1486740, 1610635, 1633320, 1784088, 1932762, 1982320, 2230110, 2577016, 2899143, 2973480, 3221270, 3266640, 3568176, 3865524, 4460220, 4831905, 5154032, 5798286, 5946960, 6442540, 7731048, 8920440, 9663810, 11596572, 12885080, 14495715, 15462096, 17840880, 19327620, 23193144, 25770160, 28991430, 38655240, 46386288, 57982860, 77310480, 115965720, 231931440]

約数ペア:

[(1, 231931440), (2, 115965720), (3, 77310480), (4, 57982860), (5, 46386288), (6, 38655240), (8, 28991430), (9, 25770160), (10, 23193144), (12, 19327620), (13, 17840880), (15, 15462096), (16, 14495715), (18, 12885080), (20, 11596572), (24, 9663810), (26, 8920440), (30, 7731048), (36, 6442540), (39, 5946960), (40, 5798286), (45, 5154032), (48, 4831905), (52, 4460220), (60, 3865524), (65, 3568176), (71, 3266640), (72, 3221270), (78, 2973480), (80, 2899143), (90, 2577016), (104, 2230110), (117, 1982320), (120, 1932762), (130, 1784088), (142, 1633320), (144, 1610635), (156, 1486740), (180, 1288508), (195, 1189392), (208, 1115055), (213, 1088880), (234, 991160), (240, 966381), (260, 892044), (284, 816660), (312, 743370), (349, 664560), (355, 653328), (360, 644254), (390, 594696), (426, 544440), (468, 495580), (520, 446022), (568, 408330), (585, 396464), (624, 371685), (639, 362960), (698, 332280), (710, 326664), (720, 322127), (780, 297348), (852, 272220), (923, 251280), (936, 247790), (1040, 223011), (1047, 221520), (1065, 217776), (1136, 204165), (1170, 198232), (1278, 181480), (1396, 166140), (1420, 163332), (1560, 148674), (1704, 136110), (1745, 132912), (1846, 125640), (1872, 123895), (2094, 110760), (2130, 108888), (2340, 99116), (2556, 90740), (2769, 83760), (2792, 83070), (2840, 81666), (3120, 74337), (3141, 73840), (3195, 72592), (3408, 68055), (3490, 66456), (3692, 62820), (4188, 55380), (4260, 54444), (4537, 51120), (4615, 50256), (4680, 49558), (5112, 45370), (5235, 44304), (5538, 41880), (5584, 41535), (5680, 40833), (6282, 36920), (6390, 36296), (6980, 33228), (7384, 31410), (8307, 27920), (8376, 27690), (8520, 27222), (9074, 25560), (9230, 25128), (9360, 24779), (10224, 22685), (10470, 22152), (11076, 20940), (12564, 18460), (12780, 18148), (13611, 17040), (13845, 16752), (13960, 16614), (14768, 15705)]