172995120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{240271}}^1$

素因数の和:240290

約数の個数: 60

約数和(自身を含む): 580977696

約数和(自身を除く): 407982576

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, 240271, 480542, 720813, 961084, 1201355, 1441626, 1922168, 2162439, 2402710, 2883252, 3604065, 3844336, 4324878, 4805420, 5766504, 7208130, 8649756, 9610840, 10812195, 11533008, 14416260, 17299512, 19221680, 21624390, 28832520, 34599024, 43248780, 57665040, 86497560, 172995120]

約数ペア:

[(1, 172995120), (2, 86497560), (3, 57665040), (4, 43248780), (5, 34599024), (6, 28832520), (8, 21624390), (9, 19221680), (10, 17299512), (12, 14416260), (15, 11533008), (16, 10812195), (18, 9610840), (20, 8649756), (24, 7208130), (30, 5766504), (36, 4805420), (40, 4324878), (45, 3844336), (48, 3604065), (60, 2883252), (72, 2402710), (80, 2162439), (90, 1922168), (120, 1441626), (144, 1201355), (180, 961084), (240, 720813), (360, 480542), (720, 240271)]