1900854720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5197}}^1$

素因数の和:5347

約数の個数: 168

約数和(自身を含む): 6590897664

約数和(自身を除く): 4690042944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 144, 160, 180, 192, 240, 254, 288, 320, 360, 381, 480, 508, 576, 635, 720, 762, 960, 1016, 1143, 1270, 1440, 1524, 1905, 2032, 2286, 2540, 2880, 3048, 3810, 4064, 4572, 5080, 5197, 5715, 6096, 7620, 8128, 9144, 10160, 10394, 11430, 12192, 15240, 15591, 18288, 20320, 20788, 22860, 24384, 25985, 30480, 31182, 36576, 40640, 41576, 45720, 46773, 51970, 60960, 62364, 73152, 77955, 83152, 91440, 93546, 103940, 121920, 124728, 155910, 166304, 182880, 187092, 207880, 233865, 249456, 311820, 332608, 365760, 374184, 415760, 467730, 498912, 623640, 660019, 748368, 831520, 935460, 997824, 1247280, 1320038, 1496736, 1663040, 1870920, 1980057, 2494560, 2640076, 2993472, 3300095, 3741840, 3960114, 4989120, 5280152, 5940171, 6600190, 7483680, 7920228, 9900285, 10560304, 11880342, 13200380, 14967360, 15840456, 19800570, 21120608, 23760684, 26400760, 29700855, 31680912, 39601140, 42241216, 47521368, 52801520, 59401710, 63361824, 79202280, 95042736, 105603040, 118803420, 126723648, 158404560, 190085472, 211206080, 237606840, 316809120, 380170944, 475213680, 633618240, 950427360, 1900854720]

約数ペア:

[(1, 1900854720), (2, 950427360), (3, 633618240), (4, 475213680), (5, 380170944), (6, 316809120), (8, 237606840), (9, 211206080), (10, 190085472), (12, 158404560), (15, 126723648), (16, 118803420), (18, 105603040), (20, 95042736), (24, 79202280), (30, 63361824), (32, 59401710), (36, 52801520), (40, 47521368), (45, 42241216), (48, 39601140), (60, 31680912), (64, 29700855), (72, 26400760), (80, 23760684), (90, 21120608), (96, 19800570), (120, 15840456), (127, 14967360), (144, 13200380), (160, 11880342), (180, 10560304), (192, 9900285), (240, 7920228), (254, 7483680), (288, 6600190), (320, 5940171), (360, 5280152), (381, 4989120), (480, 3960114), (508, 3741840), (576, 3300095), (635, 2993472), (720, 2640076), (762, 2494560), (960, 1980057), (1016, 1870920), (1143, 1663040), (1270, 1496736), (1440, 1320038), (1524, 1247280), (1905, 997824), (2032, 935460), (2286, 831520), (2540, 748368), (2880, 660019), (3048, 623640), (3810, 498912), (4064, 467730), (4572, 415760), (5080, 374184), (5197, 365760), (5715, 332608), (6096, 311820), (7620, 249456), (8128, 233865), (9144, 207880), (10160, 187092), (10394, 182880), (11430, 166304), (12192, 155910), (15240, 124728), (15591, 121920), (18288, 103940), (20320, 93546), (20788, 91440), (22860, 83152), (24384, 77955), (25985, 73152), (30480, 62364), (31182, 60960), (36576, 51970), (40640, 46773), (41576, 45720)]