1318836960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{18691}}^1$

素因数の和:18726

約数の個数: 216

約数和(自身を含む): 5235591816

約数和(自身を除く): 3916754856

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 10080, 11760, 14112, 17640, 18691, 23520, 35280, 37382, 56073, 70560, 74764, 93455, 112146, 130837, 149528, 168219, 186910, 224292, 261674, 280365, 299056, 336438, 373820, 392511, 448584, 523348, 560730, 598112, 654185, 672876, 747640, 785022, 841095, 897168, 915859, 1046696, 1121460, 1177533, 1308370, 1345752, 1495280, 1570044, 1682190, 1794336, 1831718, 1962555, 2093392, 2242920, 2355066, 2616740, 2691504, 2747577, 2990560, 3140088, 3364380, 3663436, 3925110, 4186784, 4485840, 4579295, 4710132, 5233480, 5383008, 5495154, 5887665, 6280176, 6728760, 7326872, 7850220, 8242731, 8971680, 9158590, 9420264, 10466960, 10990308, 11775330, 12560352, 13457520, 13737885, 14653744, 15700440, 16485462, 18317180, 18840528, 20933920, 21980616, 23550660, 26915040, 27475770, 29307488, 31400880, 32970924, 36634360, 37681056, 41213655, 43961232, 47101320, 54951540, 62801760, 65941848, 73268720, 82427310, 87922464, 94202640, 109903080, 131883696, 146537440, 164854620, 188405280, 219806160, 263767392, 329709240, 439612320, 659418480, 1318836960]

約数ペア:

[(1, 1318836960), (2, 659418480), (3, 439612320), (4, 329709240), (5, 263767392), (6, 219806160), (7, 188405280), (8, 164854620), (9, 146537440), (10, 131883696), (12, 109903080), (14, 94202640), (15, 87922464), (16, 82427310), (18, 73268720), (20, 65941848), (21, 62801760), (24, 54951540), (28, 47101320), (30, 43961232), (32, 41213655), (35, 37681056), (36, 36634360), (40, 32970924), (42, 31400880), (45, 29307488), (48, 27475770), (49, 26915040), (56, 23550660), (60, 21980616), (63, 20933920), (70, 18840528), (72, 18317180), (80, 16485462), (84, 15700440), (90, 14653744), (96, 13737885), (98, 13457520), (105, 12560352), (112, 11775330), (120, 10990308), (126, 10466960), (140, 9420264), (144, 9158590), (147, 8971680), (160, 8242731), (168, 7850220), (180, 7326872), (196, 6728760), (210, 6280176), (224, 5887665), (240, 5495154), (245, 5383008), (252, 5233480), (280, 4710132), (288, 4579295), (294, 4485840), (315, 4186784), (336, 3925110), (360, 3663436), (392, 3364380), (420, 3140088), (441, 2990560), (480, 2747577), (490, 2691504), (504, 2616740), (560, 2355066), (588, 2242920), (630, 2093392), (672, 1962555), (720, 1831718), (735, 1794336), (784, 1682190), (840, 1570044), (882, 1495280), (980, 1345752), (1008, 1308370), (1120, 1177533), (1176, 1121460), (1260, 1046696), (1440, 915859), (1470, 897168), (1568, 841095), (1680, 785022), (1764, 747640), (1960, 672876), (2016, 654185), (2205, 598112), (2352, 560730), (2520, 523348), (2940, 448584), (3360, 392511), (3528, 373820), (3920, 336438), (4410, 299056), (4704, 280365), (5040, 261674), (5880, 224292), (7056, 186910), (7840, 168219), (8820, 149528), (10080, 130837), (11760, 112146), (14112, 93455), (17640, 74764), (18691, 70560), (23520, 56073), (35280, 37382)]