381121920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:673

約数の個数: 192

約数和(自身を含む): 1328970240

約数和(自身を除く): 947848320

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, 128, 144, 160, 180, 192, 240, 254, 288, 320, 360, 381, 384, 480, 508, 521, 576, 635, 640, 720, 762, 960, 1016, 1042, 1143, 1152, 1270, 1440, 1524, 1563, 1905, 1920, 2032, 2084, 2286, 2540, 2605, 2880, 3048, 3126, 3810, 4064, 4168, 4572, 4689, 5080, 5210, 5715, 5760, 6096, 6252, 7620, 7815, 8128, 8336, 9144, 9378, 10160, 10420, 11430, 12192, 12504, 15240, 15630, 16256, 16672, 18288, 18756, 20320, 20840, 22860, 23445, 24384, 25008, 30480, 31260, 33344, 36576, 37512, 40640, 41680, 45720, 46890, 48768, 50016, 60960, 62520, 66167, 66688, 73152, 75024, 81280, 83360, 91440, 93780, 100032, 121920, 125040, 132334, 146304, 150048, 166720, 182880, 187560, 198501, 200064, 243840, 250080, 264668, 300096, 330835, 333440, 365760, 375120, 397002, 500160, 529336, 595503, 600192, 661670, 731520, 750240, 794004, 992505, 1000320, 1058672, 1191006, 1323340, 1500480, 1588008, 1985010, 2117344, 2382012, 2646680, 2977515, 3000960, 3176016, 3970020, 4234688, 4764024, 5293360, 5955030, 6352032, 7940040, 8469376, 9528048, 10586720, 11910060, 12704064, 15880080, 19056096, 21173440, 23820120, 25408128, 31760160, 38112192, 42346880, 47640240, 63520320, 76224384, 95280480, 127040640, 190560960, 381121920]

約数ペア:

[(1, 381121920), (2, 190560960), (3, 127040640), (4, 95280480), (5, 76224384), (6, 63520320), (8, 47640240), (9, 42346880), (10, 38112192), (12, 31760160), (15, 25408128), (16, 23820120), (18, 21173440), (20, 19056096), (24, 15880080), (30, 12704064), (32, 11910060), (36, 10586720), (40, 9528048), (45, 8469376), (48, 7940040), (60, 6352032), (64, 5955030), (72, 5293360), (80, 4764024), (90, 4234688), (96, 3970020), (120, 3176016), (127, 3000960), (128, 2977515), (144, 2646680), (160, 2382012), (180, 2117344), (192, 1985010), (240, 1588008), (254, 1500480), (288, 1323340), (320, 1191006), (360, 1058672), (381, 1000320), (384, 992505), (480, 794004), (508, 750240), (521, 731520), (576, 661670), (635, 600192), (640, 595503), (720, 529336), (762, 500160), (960, 397002), (1016, 375120), (1042, 365760), (1143, 333440), (1152, 330835), (1270, 300096), (1440, 264668), (1524, 250080), (1563, 243840), (1905, 200064), (1920, 198501), (2032, 187560), (2084, 182880), (2286, 166720), (2540, 150048), (2605, 146304), (2880, 132334), (3048, 125040), (3126, 121920), (3810, 100032), (4064, 93780), (4168, 91440), (4572, 83360), (4689, 81280), (5080, 75024), (5210, 73152), (5715, 66688), (5760, 66167), (6096, 62520), (6252, 60960), (7620, 50016), (7815, 48768), (8128, 46890), (8336, 45720), (9144, 41680), (9378, 40640), (10160, 37512), (10420, 36576), (11430, 33344), (12192, 31260), (12504, 30480), (15240, 25008), (15630, 24384), (16256, 23445), (16672, 22860), (18288, 20840), (18756, 20320)]