1989698280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{19213}}^1$

素因数の和:20090

約数の個数: 64

約数和(自身を含む): 5976322560

約数和(自身を除く): 3986624280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 863, 1726, 2589, 3452, 4315, 5178, 6904, 8630, 10356, 12945, 17260, 19213, 20712, 25890, 34520, 38426, 51780, 57639, 76852, 96065, 103560, 115278, 153704, 192130, 230556, 288195, 384260, 461112, 576390, 768520, 1152780, 2305560, 16580819, 33161638, 49742457, 66323276, 82904095, 99484914, 132646552, 165808190, 198969828, 248712285, 331616380, 397939656, 497424570, 663232760, 994849140, 1989698280]

約数ペア:

[(1, 1989698280), (2, 994849140), (3, 663232760), (4, 497424570), (5, 397939656), (6, 331616380), (8, 248712285), (10, 198969828), (12, 165808190), (15, 132646552), (20, 99484914), (24, 82904095), (30, 66323276), (40, 49742457), (60, 33161638), (120, 16580819), (863, 2305560), (1726, 1152780), (2589, 768520), (3452, 576390), (4315, 461112), (5178, 384260), (6904, 288195), (8630, 230556), (10356, 192130), (12945, 153704), (17260, 115278), (19213, 103560), (20712, 96065), (25890, 76852), (34520, 57639), (38426, 51780)]