131435280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{182549}}^1$

素因数の和:182568

約数の個数: 60

約数和(自身を含む): 441405900

約数和(自身を除く): 309970620

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, 182549, 365098, 547647, 730196, 912745, 1095294, 1460392, 1642941, 1825490, 2190588, 2738235, 2920784, 3285882, 3650980, 4381176, 5476470, 6571764, 7301960, 8214705, 8762352, 10952940, 13143528, 14603920, 16429410, 21905880, 26287056, 32858820, 43811760, 65717640, 131435280]

約数ペア:

[(1, 131435280), (2, 65717640), (3, 43811760), (4, 32858820), (5, 26287056), (6, 21905880), (8, 16429410), (9, 14603920), (10, 13143528), (12, 10952940), (15, 8762352), (16, 8214705), (18, 7301960), (20, 6571764), (24, 5476470), (30, 4381176), (36, 3650980), (40, 3285882), (45, 2920784), (48, 2738235), (60, 2190588), (72, 1825490), (80, 1642941), (90, 1460392), (120, 1095294), (144, 912745), (180, 730196), (240, 547647), (360, 365098), (720, 182549)]