20163893520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{16477}}^1\times {\mathrm{5099}}^1$

素因数の和:21592

約数の個数: 80

約数和(自身を含む): 62524123200

約数和(自身を除く): 42360229680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5099, 10198, 15297, 16477, 20396, 25495, 30594, 32954, 40792, 49431, 50990, 61188, 65908, 76485, 81584, 82385, 98862, 101980, 122376, 131816, 152970, 164770, 197724, 203960, 244752, 247155, 263632, 305940, 329540, 395448, 407920, 494310, 611880, 659080, 790896, 988620, 1223760, 1318160, 1977240, 3954480, 84016223, 168032446, 252048669, 336064892, 420081115, 504097338, 672129784, 840162230, 1008194676, 1260243345, 1344259568, 1680324460, 2016389352, 2520486690, 3360648920, 4032778704, 5040973380, 6721297840, 10081946760, 20163893520]

約数ペア:

[(1, 20163893520), (2, 10081946760), (3, 6721297840), (4, 5040973380), (5, 4032778704), (6, 3360648920), (8, 2520486690), (10, 2016389352), (12, 1680324460), (15, 1344259568), (16, 1260243345), (20, 1008194676), (24, 840162230), (30, 672129784), (40, 504097338), (48, 420081115), (60, 336064892), (80, 252048669), (120, 168032446), (240, 84016223), (5099, 3954480), (10198, 1977240), (15297, 1318160), (16477, 1223760), (20396, 988620), (25495, 790896), (30594, 659080), (32954, 611880), (40792, 494310), (49431, 407920), (50990, 395448), (61188, 329540), (65908, 305940), (76485, 263632), (81584, 247155), (82385, 244752), (98862, 203960), (101980, 197724), (122376, 164770), (131816, 152970)]