20120646960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1531}}^1\times {\mathrm{18253}}^1$

素因数の和:19803

約数の個数: 120

約数和(自身を含む): 67619679504

約数和(自身を除く): 47499032544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1531, 3062, 4593, 6124, 7655, 9186, 12248, 13779, 15310, 18253, 18372, 22965, 24496, 27558, 30620, 36506, 36744, 45930, 54759, 55116, 61240, 68895, 73012, 73488, 91265, 91860, 109518, 110232, 122480, 137790, 146024, 164277, 182530, 183720, 219036, 220464, 273795, 275580, 292048, 328554, 365060, 367440, 438072, 547590, 551160, 657108, 730120, 821385, 876144, 1095180, 1102320, 1314216, 1460240, 1642770, 2190360, 2628432, 3285540, 4380720, 6571080, 13142160, 27945343, 55890686, 83836029, 111781372, 139726715, 167672058, 223562744, 251508087, 279453430, 335344116, 419180145, 447125488, 503016174, 558906860, 670688232, 838360290, 1006032348, 1117813720, 1257540435, 1341376464, 1676720580, 2012064696, 2235627440, 2515080870, 3353441160, 4024129392, 5030161740, 6706882320, 10060323480, 20120646960]

約数ペア:

[(1, 20120646960), (2, 10060323480), (3, 6706882320), (4, 5030161740), (5, 4024129392), (6, 3353441160), (8, 2515080870), (9, 2235627440), (10, 2012064696), (12, 1676720580), (15, 1341376464), (16, 1257540435), (18, 1117813720), (20, 1006032348), (24, 838360290), (30, 670688232), (36, 558906860), (40, 503016174), (45, 447125488), (48, 419180145), (60, 335344116), (72, 279453430), (80, 251508087), (90, 223562744), (120, 167672058), (144, 139726715), (180, 111781372), (240, 83836029), (360, 55890686), (720, 27945343), (1531, 13142160), (3062, 6571080), (4593, 4380720), (6124, 3285540), (7655, 2628432), (9186, 2190360), (12248, 1642770), (13779, 1460240), (15310, 1314216), (18253, 1102320), (18372, 1095180), (22965, 876144), (24496, 821385), (27558, 730120), (30620, 657108), (36506, 551160), (36744, 547590), (45930, 438072), (54759, 367440), (55116, 365060), (61240, 328554), (68895, 292048), (73012, 275580), (73488, 273795), (91265, 220464), (91860, 219036), (109518, 183720), (110232, 182530), (122480, 164277), (137790, 146024)]