18774180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{3863}}^1$

素因数の和:3887

約数の個数: 72

約数和(自身を含む): 59072832

約数和(自身を除く): 40298652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 3863, 4860, 7726, 11589, 15452, 19315, 23178, 34767, 38630, 46356, 57945, 69534, 77260, 104301, 115890, 139068, 173835, 208602, 231780, 312903, 347670, 417204, 521505, 625806, 695340, 938709, 1043010, 1251612, 1564515, 1877418, 2086020, 3129030, 3754836, 4693545, 6258060, 9387090, 18774180]

約数ペア:

[(1, 18774180), (2, 9387090), (3, 6258060), (4, 4693545), (5, 3754836), (6, 3129030), (9, 2086020), (10, 1877418), (12, 1564515), (15, 1251612), (18, 1043010), (20, 938709), (27, 695340), (30, 625806), (36, 521505), (45, 417204), (54, 347670), (60, 312903), (81, 231780), (90, 208602), (108, 173835), (135, 139068), (162, 115890), (180, 104301), (243, 77260), (270, 69534), (324, 57945), (405, 46356), (486, 38630), (540, 34767), (810, 23178), (972, 19315), (1215, 15452), (1620, 11589), (2430, 7726), (3863, 4860)]