201557520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{279941}}^1$

素因数の和:279960

約数の個数: 60

約数和(自身を含む): 676899756

約数和(自身を除く): 475342236

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, 279941, 559882, 839823, 1119764, 1399705, 1679646, 2239528, 2519469, 2799410, 3359292, 4199115, 4479056, 5038938, 5598820, 6718584, 8398230, 10077876, 11197640, 12597345, 13437168, 16796460, 20155752, 22395280, 25194690, 33592920, 40311504, 50389380, 67185840, 100778760, 201557520]

約数ペア:

[(1, 201557520), (2, 100778760), (3, 67185840), (4, 50389380), (5, 40311504), (6, 33592920), (8, 25194690), (9, 22395280), (10, 20155752), (12, 16796460), (15, 13437168), (16, 12597345), (18, 11197640), (20, 10077876), (24, 8398230), (30, 6718584), (36, 5598820), (40, 5038938), (45, 4479056), (48, 4199115), (60, 3359292), (72, 2799410), (80, 2519469), (90, 2239528), (120, 1679646), (144, 1399705), (180, 1119764), (240, 839823), (360, 559882), (720, 279941)]