205471080

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{21139}}^1$

素因数の和:21165

約数の個数: 96

約数和(自身を含む): 692546400

約数和(自身を除く): 487075320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 21139, 42278, 63417, 84556, 105695, 126834, 169112, 190251, 211390, 253668, 317085, 380502, 422780, 507336, 570753, 634170, 761004, 845560, 951255, 1141506, 1268340, 1522008, 1712259, 1902510, 2283012, 2536680, 2853765, 3424518, 3805020, 4566024, 5136777, 5707530, 6849036, 7610040, 8561295, 10273554, 11415060, 13698072, 17122590, 20547108, 22830120, 25683885, 34245180, 41094216, 51367770, 68490360, 102735540, 205471080]

約数ペア:

[(1, 205471080), (2, 102735540), (3, 68490360), (4, 51367770), (5, 41094216), (6, 34245180), (8, 25683885), (9, 22830120), (10, 20547108), (12, 17122590), (15, 13698072), (18, 11415060), (20, 10273554), (24, 8561295), (27, 7610040), (30, 6849036), (36, 5707530), (40, 5136777), (45, 4566024), (54, 3805020), (60, 3424518), (72, 2853765), (81, 2536680), (90, 2283012), (108, 1902510), (120, 1712259), (135, 1522008), (162, 1268340), (180, 1141506), (216, 951255), (243, 845560), (270, 761004), (324, 634170), (360, 570753), (405, 507336), (486, 422780), (540, 380502), (648, 317085), (810, 253668), (972, 211390), (1080, 190251), (1215, 169112), (1620, 126834), (1944, 105695), (2430, 84556), (3240, 63417), (4860, 42278), (9720, 21139)]