139664880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193979}}^1$

素因数の和:193998

約数の個数: 60

約数和(自身を含む): 469043640

約数和(自身を除く): 329378760

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, 193979, 387958, 581937, 775916, 969895, 1163874, 1551832, 1745811, 1939790, 2327748, 2909685, 3103664, 3491622, 3879580, 4655496, 5819370, 6983244, 7759160, 8729055, 9310992, 11638740, 13966488, 15518320, 17458110, 23277480, 27932976, 34916220, 46554960, 69832440, 139664880]

約数ペア:

[(1, 139664880), (2, 69832440), (3, 46554960), (4, 34916220), (5, 27932976), (6, 23277480), (8, 17458110), (9, 15518320), (10, 13966488), (12, 11638740), (15, 9310992), (16, 8729055), (18, 7759160), (20, 6983244), (24, 5819370), (30, 4655496), (36, 3879580), (40, 3491622), (45, 3103664), (48, 2909685), (60, 2327748), (72, 1939790), (80, 1745811), (90, 1551832), (120, 1163874), (144, 969895), (180, 775916), (240, 581937), (360, 387958), (720, 193979)]