20275295220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{15073}}^1$

素因数の和:15191

約数の個数: 192

約数和(自身を含む): 65640637440

約数和(自身を除く): 45365342220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 47, 53, 54, 60, 90, 94, 106, 108, 135, 141, 159, 180, 188, 212, 235, 265, 270, 282, 318, 423, 470, 477, 530, 540, 564, 636, 705, 795, 846, 940, 954, 1060, 1269, 1410, 1431, 1590, 1692, 1908, 2115, 2385, 2491, 2538, 2820, 2862, 3180, 4230, 4770, 4982, 5076, 5724, 6345, 7155, 7473, 8460, 9540, 9964, 12455, 12690, 14310, 14946, 15073, 22419, 24910, 25380, 28620, 29892, 30146, 37365, 44838, 45219, 49820, 60292, 67257, 74730, 75365, 89676, 90438, 112095, 134514, 135657, 149460, 150730, 180876, 224190, 226095, 269028, 271314, 301460, 336285, 406971, 448380, 452190, 542628, 672570, 678285, 708431, 798869, 813942, 904380, 1345140, 1356570, 1416862, 1597738, 1627884, 2034855, 2125293, 2396607, 2713140, 2833724, 3195476, 3542155, 3994345, 4069710, 4250586, 4793214, 6375879, 7084310, 7189821, 7988690, 8139420, 8501172, 9586428, 10626465, 11983035, 12751758, 14168620, 14379642, 15977380, 19127637, 21252930, 21569463, 23966070, 25503516, 28759284, 31879395, 35949105, 37546843, 38255274, 42505860, 43138926, 47932140, 63758790, 71898210, 75093686, 76510548, 86277852, 95638185, 107847315, 112640529, 127517580, 143796420, 150187372, 187734215, 191276370, 215694630, 225281058, 337921587, 375468430, 382552740, 431389260, 450562116, 563202645, 675843174, 750936860, 1013764761, 1126405290, 1351686348, 1689607935, 2027529522, 2252810580, 3379215870, 4055059044, 5068823805, 6758431740, 10137647610, 20275295220]

約数ペア:

[(1, 20275295220), (2, 10137647610), (3, 6758431740), (4, 5068823805), (5, 4055059044), (6, 3379215870), (9, 2252810580), (10, 2027529522), (12, 1689607935), (15, 1351686348), (18, 1126405290), (20, 1013764761), (27, 750936860), (30, 675843174), (36, 563202645), (45, 450562116), (47, 431389260), (53, 382552740), (54, 375468430), (60, 337921587), (90, 225281058), (94, 215694630), (106, 191276370), (108, 187734215), (135, 150187372), (141, 143796420), (159, 127517580), (180, 112640529), (188, 107847315), (212, 95638185), (235, 86277852), (265, 76510548), (270, 75093686), (282, 71898210), (318, 63758790), (423, 47932140), (470, 43138926), (477, 42505860), (530, 38255274), (540, 37546843), (564, 35949105), (636, 31879395), (705, 28759284), (795, 25503516), (846, 23966070), (940, 21569463), (954, 21252930), (1060, 19127637), (1269, 15977380), (1410, 14379642), (1431, 14168620), (1590, 12751758), (1692, 11983035), (1908, 10626465), (2115, 9586428), (2385, 8501172), (2491, 8139420), (2538, 7988690), (2820, 7189821), (2862, 7084310), (3180, 6375879), (4230, 4793214), (4770, 4250586), (4982, 4069710), (5076, 3994345), (5724, 3542155), (6345, 3195476), (7155, 2833724), (7473, 2713140), (8460, 2396607), (9540, 2125293), (9964, 2034855), (12455, 1627884), (12690, 1597738), (14310, 1416862), (14946, 1356570), (15073, 1345140), (22419, 904380), (24910, 813942), (25380, 798869), (28620, 708431), (29892, 678285), (30146, 672570), (37365, 542628), (44838, 452190), (45219, 448380), (49820, 406971), (60292, 336285), (67257, 301460), (74730, 271314), (75365, 269028), (89676, 226095), (90438, 224190), (112095, 180876), (134514, 150730), (135657, 149460)]