19958507520

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^2\times {\mathrm{13259}}^1$

素因数の和:13303

約数の個数: 288

約数和(自身を含む): 74281989600

約数和(自身を除く): 54323482080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1024, 1120, 1176, 1280, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2048, 2240, 2352, 2560, 2688, 2940, 3072, 3136, 3360, 3584, 3840, 3920, 4480, 4704, 5120, 5376, 5880, 6144, 6272, 6720, 7168, 7680, 7840, 8960, 9408, 10240, 10752, 11760, 12544, 13259, 13440, 14336, 15360, 15680, 17920, 18816, 21504, 23520, 25088, 26518, 26880, 30720, 31360, 35840, 37632, 39777, 43008, 47040, 50176, 53036, 53760, 62720, 66295, 71680, 75264, 79554, 92813, 94080, 100352, 106072, 107520, 125440, 132590, 150528, 159108, 185626, 188160, 198885, 212144, 215040, 250880, 265180, 278439, 301056, 318216, 371252, 376320, 397770, 424288, 464065, 501760, 530360, 556878, 636432, 649691, 742504, 752640, 795540, 848576, 928130, 1060720, 1113756, 1272864, 1299382, 1392195, 1485008, 1505280, 1591080, 1697152, 1856260, 1949073, 2121440, 2227512, 2545728, 2598764, 2784390, 2970016, 3182160, 3248455, 3394304, 3712520, 3898146, 4242880, 4455024, 5091456, 5197528, 5568780, 5940032, 6364320, 6496910, 6788608, 7425040, 7796292, 8485760, 8910048, 9745365, 10182912, 10395056, 11137560, 11880064, 12728640, 12993820, 13577216, 14850080, 15592584, 16971520, 17820096, 19490730, 20365824, 20790112, 22275120, 23760128, 25457280, 25987640, 27154432, 29700160, 31185168, 33943040, 35640192, 38981460, 40731648, 41580224, 44550240, 47520256, 50914560, 51975280, 59400320, 62370336, 67886080, 71280384, 77962920, 81463296, 83160448, 89100480, 95040512, 101829120, 103950560, 118800640, 124740672, 135772160, 142560768, 155925840, 166320896, 178200960, 190081024, 203658240, 207901120, 237601280, 249481344, 285121536, 311851680, 332641792, 356401920, 407316480, 415802240, 475202560, 498962688, 570243072, 623703360, 665283584, 712803840, 831604480, 950405120, 997925376, 1247406720, 1330567168, 1425607680, 1663208960, 1995850752, 2494813440, 2851215360, 3326417920, 3991701504, 4989626880, 6652835840, 9979253760, 19958507520]

約数ペア:

[(1, 19958507520), (2, 9979253760), (3, 6652835840), (4, 4989626880), (5, 3991701504), (6, 3326417920), (7, 2851215360), (8, 2494813440), (10, 1995850752), (12, 1663208960), (14, 1425607680), (15, 1330567168), (16, 1247406720), (20, 997925376), (21, 950405120), (24, 831604480), (28, 712803840), (30, 665283584), (32, 623703360), (35, 570243072), (40, 498962688), (42, 475202560), (48, 415802240), (49, 407316480), (56, 356401920), (60, 332641792), (64, 311851680), (70, 285121536), (80, 249481344), (84, 237601280), (96, 207901120), (98, 203658240), (105, 190081024), (112, 178200960), (120, 166320896), (128, 155925840), (140, 142560768), (147, 135772160), (160, 124740672), (168, 118800640), (192, 103950560), (196, 101829120), (210, 95040512), (224, 89100480), (240, 83160448), (245, 81463296), (256, 77962920), (280, 71280384), (294, 67886080), (320, 62370336), (336, 59400320), (384, 51975280), (392, 50914560), (420, 47520256), (448, 44550240), (480, 41580224), (490, 40731648), (512, 38981460), (560, 35640192), (588, 33943040), (640, 31185168), (672, 29700160), (735, 27154432), (768, 25987640), (784, 25457280), (840, 23760128), (896, 22275120), (960, 20790112), (980, 20365824), (1024, 19490730), (1120, 17820096), (1176, 16971520), (1280, 15592584), (1344, 14850080), (1470, 13577216), (1536, 12993820), (1568, 12728640), (1680, 11880064), (1792, 11137560), (1920, 10395056), (1960, 10182912), (2048, 9745365), (2240, 8910048), (2352, 8485760), (2560, 7796292), (2688, 7425040), (2940, 6788608), (3072, 6496910), (3136, 6364320), (3360, 5940032), (3584, 5568780), (3840, 5197528), (3920, 5091456), (4480, 4455024), (4704, 4242880), (5120, 3898146), (5376, 3712520), (5880, 3394304), (6144, 3248455), (6272, 3182160), (6720, 2970016), (7168, 2784390), (7680, 2598764), (7840, 2545728), (8960, 2227512), (9408, 2121440), (10240, 1949073), (10752, 1856260), (11760, 1697152), (12544, 1591080), (13259, 1505280), (13440, 1485008), (14336, 1392195), (15360, 1299382), (15680, 1272864), (17920, 1113756), (18816, 1060720), (21504, 928130), (23520, 848576), (25088, 795540), (26518, 752640), (26880, 742504), (30720, 649691), (31360, 636432), (35840, 556878), (37632, 530360), (39777, 501760), (43008, 464065), (47040, 424288), (50176, 397770), (53036, 376320), (53760, 371252), (62720, 318216), (66295, 301056), (71680, 278439), (75264, 265180), (79554, 250880), (92813, 215040), (94080, 212144), (100352, 198885), (106072, 188160), (107520, 185626), (125440, 159108), (132590, 150528)]