55390680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{613}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 181031760

約数和(自身を除く): 125641080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 251, 360, 502, 613, 753, 1004, 1226, 1255, 1506, 1839, 2008, 2259, 2452, 2510, 3012, 3065, 3678, 3765, 4518, 4904, 5020, 5517, 6024, 6130, 7356, 7530, 9036, 9195, 10040, 11034, 11295, 12260, 14712, 15060, 18072, 18390, 22068, 22590, 24520, 27585, 30120, 36780, 44136, 45180, 55170, 73560, 90360, 110340, 153863, 220680, 307726, 461589, 615452, 769315, 923178, 1230904, 1384767, 1538630, 1846356, 2307945, 2769534, 3077260, 3692712, 4615890, 5539068, 6154520, 6923835, 9231780, 11078136, 13847670, 18463560, 27695340, 55390680]

約数ペア:

[(1, 55390680), (2, 27695340), (3, 18463560), (4, 13847670), (5, 11078136), (6, 9231780), (8, 6923835), (9, 6154520), (10, 5539068), (12, 4615890), (15, 3692712), (18, 3077260), (20, 2769534), (24, 2307945), (30, 1846356), (36, 1538630), (40, 1384767), (45, 1230904), (60, 923178), (72, 769315), (90, 615452), (120, 461589), (180, 307726), (251, 220680), (360, 153863), (502, 110340), (613, 90360), (753, 73560), (1004, 55170), (1226, 45180), (1255, 44136), (1506, 36780), (1839, 30120), (2008, 27585), (2259, 24520), (2452, 22590), (2510, 22068), (3012, 18390), (3065, 18072), (3678, 15060), (3765, 14712), (4518, 12260), (4904, 11295), (5020, 11034), (5517, 10040), (6024, 9195), (6130, 9036), (7356, 7530)]