193708620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3271}}^1$

素因数の和:3340

約数の個数: 144

約数和(自身を含む): 686020608

約数和(自身を除く): 492311988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3271, 3290, 3948, 4230, 4935, 5922, 6542, 6580, 8460, 9813, 9870, 11844, 13084, 14805, 16355, 19626, 19740, 22897, 29439, 29610, 32710, 39252, 45794, 49065, 58878, 59220, 65420, 68691, 91588, 98130, 114485, 117756, 137382, 147195, 153737, 196260, 206073, 228970, 274764, 294390, 307474, 343455, 412146, 457940, 461211, 588780, 614948, 686910, 768685, 824292, 922422, 1030365, 1076159, 1373820, 1383633, 1537370, 1844844, 2060730, 2152318, 2306055, 2767266, 3074740, 3228477, 4121460, 4304636, 4612110, 5380795, 5534532, 6456954, 6918165, 9224220, 9685431, 10761590, 12913908, 13836330, 16142385, 19370862, 21523180, 27672660, 32284770, 38741724, 48427155, 64569540, 96854310, 193708620]

約数ペア:

[(1, 193708620), (2, 96854310), (3, 64569540), (4, 48427155), (5, 38741724), (6, 32284770), (7, 27672660), (9, 21523180), (10, 19370862), (12, 16142385), (14, 13836330), (15, 12913908), (18, 10761590), (20, 9685431), (21, 9224220), (28, 6918165), (30, 6456954), (35, 5534532), (36, 5380795), (42, 4612110), (45, 4304636), (47, 4121460), (60, 3228477), (63, 3074740), (70, 2767266), (84, 2306055), (90, 2152318), (94, 2060730), (105, 1844844), (126, 1537370), (140, 1383633), (141, 1373820), (180, 1076159), (188, 1030365), (210, 922422), (235, 824292), (252, 768685), (282, 686910), (315, 614948), (329, 588780), (420, 461211), (423, 457940), (470, 412146), (564, 343455), (630, 307474), (658, 294390), (705, 274764), (846, 228970), (940, 206073), (987, 196260), (1260, 153737), (1316, 147195), (1410, 137382), (1645, 117756), (1692, 114485), (1974, 98130), (2115, 91588), (2820, 68691), (2961, 65420), (3271, 59220), (3290, 58878), (3948, 49065), (4230, 45794), (4935, 39252), (5922, 32710), (6542, 29610), (6580, 29439), (8460, 22897), (9813, 19740), (9870, 19626), (11844, 16355), (13084, 14805)]