130780080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181639}}^1$

素因数の和:181658

約数の個数: 60

約数和(自身を含む): 439205520

約数和(自身を除く): 308425440

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, 181639, 363278, 544917, 726556, 908195, 1089834, 1453112, 1634751, 1816390, 2179668, 2724585, 2906224, 3269502, 3632780, 4359336, 5449170, 6539004, 7265560, 8173755, 8718672, 10898340, 13078008, 14531120, 16347510, 21796680, 26156016, 32695020, 43593360, 65390040, 130780080]

約数ペア:

[(1, 130780080), (2, 65390040), (3, 43593360), (4, 32695020), (5, 26156016), (6, 21796680), (8, 16347510), (9, 14531120), (10, 13078008), (12, 10898340), (15, 8718672), (16, 8173755), (18, 7265560), (20, 6539004), (24, 5449170), (30, 4359336), (36, 3632780), (40, 3269502), (45, 2906224), (48, 2724585), (60, 2179668), (72, 1816390), (80, 1634751), (90, 1453112), (120, 1089834), (144, 908195), (180, 726556), (240, 544917), (360, 363278), (720, 181639)]