1221004080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1695839}}^1$

素因数の和:1695858

約数の個数: 60

約数和(自身を含む): 4100541120

約数和(自身を除く): 2879537040

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, 1695839, 3391678, 5087517, 6783356, 8479195, 10175034, 13566712, 15262551, 16958390, 20350068, 25437585, 27133424, 30525102, 33916780, 40700136, 50875170, 61050204, 67833560, 76312755, 81400272, 101750340, 122100408, 135667120, 152625510, 203500680, 244200816, 305251020, 407001360, 610502040, 1221004080]

約数ペア:

[(1, 1221004080), (2, 610502040), (3, 407001360), (4, 305251020), (5, 244200816), (6, 203500680), (8, 152625510), (9, 135667120), (10, 122100408), (12, 101750340), (15, 81400272), (16, 76312755), (18, 67833560), (20, 61050204), (24, 50875170), (30, 40700136), (36, 33916780), (40, 30525102), (45, 27133424), (48, 25437585), (60, 20350068), (72, 16958390), (80, 15262551), (90, 13566712), (120, 10175034), (144, 8479195), (180, 6783356), (240, 5087517), (360, 3391678), (720, 1695839)]