19121760

素因数分解:

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

素因数の和:306

約数の個数: 216

約数和(自身を含む): 76186656

約数和(自身を除く): 57064896

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, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 271, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 542, 560, 588, 630, 672, 720, 735, 784, 813, 840, 882, 980, 1008, 1084, 1120, 1176, 1260, 1355, 1440, 1470, 1568, 1626, 1680, 1764, 1897, 1960, 2016, 2168, 2205, 2352, 2439, 2520, 2710, 2940, 3252, 3360, 3528, 3794, 3920, 4065, 4336, 4410, 4704, 4878, 5040, 5420, 5691, 5880, 6504, 7056, 7588, 7840, 8130, 8672, 8820, 9485, 9756, 10080, 10840, 11382, 11760, 12195, 13008, 13279, 14112, 15176, 16260, 17073, 17640, 18970, 19512, 21680, 22764, 23520, 24390, 26016, 26558, 28455, 30352, 32520, 34146, 35280, 37940, 39024, 39837, 43360, 45528, 48780, 53116, 56910, 60704, 65040, 66395, 68292, 70560, 75880, 78048, 79674, 85365, 91056, 97560, 106232, 113820, 119511, 130080, 132790, 136584, 151760, 159348, 170730, 182112, 195120, 199185, 212464, 227640, 239022, 265580, 273168, 303520, 318696, 341460, 390240, 398370, 424928, 455280, 478044, 531160, 546336, 597555, 637392, 682920, 796740, 910560, 956088, 1062320, 1195110, 1274784, 1365840, 1593480, 1912176, 2124640, 2390220, 2731680, 3186960, 3824352, 4780440, 6373920, 9560880, 19121760]

約数ペア:

[(1, 19121760), (2, 9560880), (3, 6373920), (4, 4780440), (5, 3824352), (6, 3186960), (7, 2731680), (8, 2390220), (9, 2124640), (10, 1912176), (12, 1593480), (14, 1365840), (15, 1274784), (16, 1195110), (18, 1062320), (20, 956088), (21, 910560), (24, 796740), (28, 682920), (30, 637392), (32, 597555), (35, 546336), (36, 531160), (40, 478044), (42, 455280), (45, 424928), (48, 398370), (49, 390240), (56, 341460), (60, 318696), (63, 303520), (70, 273168), (72, 265580), (80, 239022), (84, 227640), (90, 212464), (96, 199185), (98, 195120), (105, 182112), (112, 170730), (120, 159348), (126, 151760), (140, 136584), (144, 132790), (147, 130080), (160, 119511), (168, 113820), (180, 106232), (196, 97560), (210, 91056), (224, 85365), (240, 79674), (245, 78048), (252, 75880), (271, 70560), (280, 68292), (288, 66395), (294, 65040), (315, 60704), (336, 56910), (360, 53116), (392, 48780), (420, 45528), (441, 43360), (480, 39837), (490, 39024), (504, 37940), (542, 35280), (560, 34146), (588, 32520), (630, 30352), (672, 28455), (720, 26558), (735, 26016), (784, 24390), (813, 23520), (840, 22764), (882, 21680), (980, 19512), (1008, 18970), (1084, 17640), (1120, 17073), (1176, 16260), (1260, 15176), (1355, 14112), (1440, 13279), (1470, 13008), (1568, 12195), (1626, 11760), (1680, 11382), (1764, 10840), (1897, 10080), (1960, 9756), (2016, 9485), (2168, 8820), (2205, 8672), (2352, 8130), (2439, 7840), (2520, 7588), (2710, 7056), (2940, 6504), (3252, 5880), (3360, 5691), (3528, 5420), (3794, 5040), (3920, 4878), (4065, 4704), (4336, 4410)]