72981360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101363}}^1$

素因数の和:101382

約数の個数: 60

約数和(自身を含む): 245098152

約数和(自身を除く): 172116792

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, 101363, 202726, 304089, 405452, 506815, 608178, 810904, 912267, 1013630, 1216356, 1520445, 1621808, 1824534, 2027260, 2432712, 3040890, 3649068, 4054520, 4561335, 4865424, 6081780, 7298136, 8109040, 9122670, 12163560, 14596272, 18245340, 24327120, 36490680, 72981360]

約数ペア:

[(1, 72981360), (2, 36490680), (3, 24327120), (4, 18245340), (5, 14596272), (6, 12163560), (8, 9122670), (9, 8109040), (10, 7298136), (12, 6081780), (15, 4865424), (16, 4561335), (18, 4054520), (20, 3649068), (24, 3040890), (30, 2432712), (36, 2027260), (40, 1824534), (45, 1621808), (48, 1520445), (60, 1216356), (72, 1013630), (80, 912267), (90, 810904), (120, 608178), (144, 506815), (180, 405452), (240, 304089), (360, 202726), (720, 101363)]