90915120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{126271}}^1$

素因数の和:126290

約数の個数: 60

約数和(自身を含む): 305325696

約数和(自身を除く): 214410576

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, 126271, 252542, 378813, 505084, 631355, 757626, 1010168, 1136439, 1262710, 1515252, 1894065, 2020336, 2272878, 2525420, 3030504, 3788130, 4545756, 5050840, 5682195, 6061008, 7576260, 9091512, 10101680, 11364390, 15152520, 18183024, 22728780, 30305040, 45457560, 90915120]

約数ペア:

[(1, 90915120), (2, 45457560), (3, 30305040), (4, 22728780), (5, 18183024), (6, 15152520), (8, 11364390), (9, 10101680), (10, 9091512), (12, 7576260), (15, 6061008), (16, 5682195), (18, 5050840), (20, 4545756), (24, 3788130), (30, 3030504), (36, 2525420), (40, 2272878), (45, 2020336), (48, 1894065), (60, 1515252), (72, 1262710), (80, 1136439), (90, 1010168), (120, 757626), (144, 631355), (180, 505084), (240, 378813), (360, 252542), (720, 126271)]