15207120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{21121}}^1$

素因数の和:21140

約数の個数: 60

約数和(自身を含む): 51072996

約数和(自身を除く): 35865876

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, 21121, 42242, 63363, 84484, 105605, 126726, 168968, 190089, 211210, 253452, 316815, 337936, 380178, 422420, 506904, 633630, 760356, 844840, 950445, 1013808, 1267260, 1520712, 1689680, 1900890, 2534520, 3041424, 3801780, 5069040, 7603560, 15207120]

約数ペア:

[(1, 15207120), (2, 7603560), (3, 5069040), (4, 3801780), (5, 3041424), (6, 2534520), (8, 1900890), (9, 1689680), (10, 1520712), (12, 1267260), (15, 1013808), (16, 950445), (18, 844840), (20, 760356), (24, 633630), (30, 506904), (36, 422420), (40, 380178), (45, 337936), (48, 316815), (60, 253452), (72, 211210), (80, 190089), (90, 168968), (120, 126726), (144, 105605), (180, 84484), (240, 63363), (360, 42242), (720, 21121)]