128388960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 288

約数和(自身を含む): 513257472

約数和(自身を除く): 384868512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 96, 105, 112, 120, 126, 140, 141, 144, 160, 168, 180, 188, 210, 224, 235, 240, 252, 271, 280, 282, 288, 315, 329, 336, 360, 376, 420, 423, 470, 480, 504, 542, 560, 564, 630, 658, 672, 705, 720, 752, 813, 840, 846, 940, 987, 1008, 1084, 1120, 1128, 1260, 1316, 1355, 1410, 1440, 1504, 1626, 1645, 1680, 1692, 1880, 1897, 1974, 2016, 2115, 2168, 2256, 2439, 2520, 2632, 2710, 2820, 2961, 3252, 3290, 3360, 3384, 3760, 3794, 3948, 4065, 4230, 4336, 4512, 4878, 4935, 5040, 5264, 5420, 5640, 5691, 5922, 6504, 6580, 6768, 7520, 7588, 7896, 8130, 8460, 8672, 9485, 9756, 9870, 10080, 10528, 10840, 11280, 11382, 11844, 12195, 12737, 13008, 13160, 13536, 14805, 15176, 15792, 16260, 16920, 17073, 18970, 19512, 19740, 21680, 22560, 22764, 23688, 24390, 25474, 26016, 26320, 28455, 29610, 30352, 31584, 32520, 33840, 34146, 37940, 38211, 39024, 39480, 43360, 45528, 47376, 48780, 50948, 52640, 56910, 59220, 60704, 63685, 65040, 67680, 68292, 75880, 76422, 78048, 78960, 85365, 89159, 91056, 94752, 97560, 101896, 113820, 114633, 118440, 127370, 130080, 136584, 151760, 152844, 157920, 170730, 178318, 182112, 191055, 195120, 203792, 227640, 229266, 236880, 254740, 267477, 273168, 303520, 305688, 341460, 356636, 382110, 390240, 407584, 445795, 455280, 458532, 473760, 509480, 534954, 546336, 573165, 611376, 682920, 713272, 764220, 802431, 891590, 910560, 917064, 1018960, 1069908, 1146330, 1222752, 1337385, 1365840, 1426544, 1528440, 1604862, 1783180, 1834128, 2037920, 2139816, 2292660, 2674770, 2731680, 2853088, 3056880, 3209724, 3566360, 3668256, 4012155, 4279632, 4585320, 5349540, 6113760, 6419448, 7132720, 8024310, 8559264, 9170640, 10699080, 12838896, 14265440, 16048620, 18341280, 21398160, 25677792, 32097240, 42796320, 64194480, 128388960]

約数ペア:

[(1, 128388960), (2, 64194480), (3, 42796320), (4, 32097240), (5, 25677792), (6, 21398160), (7, 18341280), (8, 16048620), (9, 14265440), (10, 12838896), (12, 10699080), (14, 9170640), (15, 8559264), (16, 8024310), (18, 7132720), (20, 6419448), (21, 6113760), (24, 5349540), (28, 4585320), (30, 4279632), (32, 4012155), (35, 3668256), (36, 3566360), (40, 3209724), (42, 3056880), (45, 2853088), (47, 2731680), (48, 2674770), (56, 2292660), (60, 2139816), (63, 2037920), (70, 1834128), (72, 1783180), (80, 1604862), (84, 1528440), (90, 1426544), (94, 1365840), (96, 1337385), (105, 1222752), (112, 1146330), (120, 1069908), (126, 1018960), (140, 917064), (141, 910560), (144, 891590), (160, 802431), (168, 764220), (180, 713272), (188, 682920), (210, 611376), (224, 573165), (235, 546336), (240, 534954), (252, 509480), (271, 473760), (280, 458532), (282, 455280), (288, 445795), (315, 407584), (329, 390240), (336, 382110), (360, 356636), (376, 341460), (420, 305688), (423, 303520), (470, 273168), (480, 267477), (504, 254740), (542, 236880), (560, 229266), (564, 227640), (630, 203792), (658, 195120), (672, 191055), (705, 182112), (720, 178318), (752, 170730), (813, 157920), (840, 152844), (846, 151760), (940, 136584), (987, 130080), (1008, 127370), (1084, 118440), (1120, 114633), (1128, 113820), (1260, 101896), (1316, 97560), (1355, 94752), (1410, 91056), (1440, 89159), (1504, 85365), (1626, 78960), (1645, 78048), (1680, 76422), (1692, 75880), (1880, 68292), (1897, 67680), (1974, 65040), (2016, 63685), (2115, 60704), (2168, 59220), (2256, 56910), (2439, 52640), (2520, 50948), (2632, 48780), (2710, 47376), (2820, 45528), (2961, 43360), (3252, 39480), (3290, 39024), (3360, 38211), (3384, 37940), (3760, 34146), (3794, 33840), (3948, 32520), (4065, 31584), (4230, 30352), (4336, 29610), (4512, 28455), (4878, 26320), (4935, 26016), (5040, 25474), (5264, 24390), (5420, 23688), (5640, 22764), (5691, 22560), (5922, 21680), (6504, 19740), (6580, 19512), (6768, 18970), (7520, 17073), (7588, 16920), (7896, 16260), (8130, 15792), (8460, 15176), (8672, 14805), (9485, 13536), (9756, 13160), (9870, 13008), (10080, 12737), (10528, 12195), (10840, 11844), (11280, 11382)]