160975980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:445

約数の個数: 216

約数和(自身を含む): 566420400

約数和(自身を除く): 405444420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 132, 165, 171, 180, 190, 198, 209, 220, 228, 242, 285, 330, 342, 363, 380, 389, 396, 418, 484, 495, 570, 605, 627, 660, 684, 726, 778, 836, 855, 990, 1045, 1089, 1140, 1167, 1210, 1254, 1452, 1556, 1710, 1815, 1881, 1945, 1980, 2090, 2178, 2299, 2334, 2420, 2508, 3135, 3420, 3501, 3630, 3762, 3890, 4180, 4279, 4356, 4598, 4668, 5445, 5835, 6270, 6897, 7002, 7260, 7391, 7524, 7780, 8558, 9196, 9405, 10890, 11495, 11670, 12540, 12837, 13794, 14004, 14782, 17116, 17505, 18810, 20691, 21395, 21780, 22173, 22990, 23340, 25674, 27588, 29564, 34485, 35010, 36955, 37620, 38511, 41382, 42790, 44346, 45980, 47069, 51348, 64185, 66519, 68970, 70020, 73910, 77022, 81301, 82764, 85580, 88692, 94138, 103455, 110865, 128370, 133038, 137940, 141207, 147820, 154044, 162602, 188276, 192555, 206910, 221730, 235345, 243903, 256740, 266076, 282414, 325204, 332595, 385110, 406505, 413820, 423621, 443460, 470690, 487806, 564828, 665190, 706035, 731709, 770220, 813010, 847242, 894311, 941380, 975612, 1219515, 1330380, 1412070, 1463418, 1626020, 1694484, 1788622, 2118105, 2439030, 2682933, 2824140, 2926836, 3577244, 3658545, 4236210, 4471555, 4878060, 5365866, 7317090, 8048799, 8472420, 8943110, 10731732, 13414665, 14634180, 16097598, 17886220, 26829330, 32195196, 40243995, 53658660, 80487990, 160975980]

約数ペア:

[(1, 160975980), (2, 80487990), (3, 53658660), (4, 40243995), (5, 32195196), (6, 26829330), (9, 17886220), (10, 16097598), (11, 14634180), (12, 13414665), (15, 10731732), (18, 8943110), (19, 8472420), (20, 8048799), (22, 7317090), (30, 5365866), (33, 4878060), (36, 4471555), (38, 4236210), (44, 3658545), (45, 3577244), (55, 2926836), (57, 2824140), (60, 2682933), (66, 2439030), (76, 2118105), (90, 1788622), (95, 1694484), (99, 1626020), (110, 1463418), (114, 1412070), (121, 1330380), (132, 1219515), (165, 975612), (171, 941380), (180, 894311), (190, 847242), (198, 813010), (209, 770220), (220, 731709), (228, 706035), (242, 665190), (285, 564828), (330, 487806), (342, 470690), (363, 443460), (380, 423621), (389, 413820), (396, 406505), (418, 385110), (484, 332595), (495, 325204), (570, 282414), (605, 266076), (627, 256740), (660, 243903), (684, 235345), (726, 221730), (778, 206910), (836, 192555), (855, 188276), (990, 162602), (1045, 154044), (1089, 147820), (1140, 141207), (1167, 137940), (1210, 133038), (1254, 128370), (1452, 110865), (1556, 103455), (1710, 94138), (1815, 88692), (1881, 85580), (1945, 82764), (1980, 81301), (2090, 77022), (2178, 73910), (2299, 70020), (2334, 68970), (2420, 66519), (2508, 64185), (3135, 51348), (3420, 47069), (3501, 45980), (3630, 44346), (3762, 42790), (3890, 41382), (4180, 38511), (4279, 37620), (4356, 36955), (4598, 35010), (4668, 34485), (5445, 29564), (5835, 27588), (6270, 25674), (6897, 23340), (7002, 22990), (7260, 22173), (7391, 21780), (7524, 21395), (7780, 20691), (8558, 18810), (9196, 17505), (9405, 17116), (10890, 14782), (11495, 14004), (11670, 13794), (12540, 12837)]