381991680

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{1579}}^1$

素因数の和:1616

約数の個数: 288

約数和(自身を含む): 1550169600

約数和(自身を除く): 1168177920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1579, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3158, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 4737, 5040, 5376, 5760, 6048, 6316, 6720, 6912, 7560, 7895, 8064, 8640, 8960, 9474, 10080, 11053, 11520, 12096, 12632, 13440, 14211, 15120, 15790, 16128, 17280, 18948, 20160, 22106, 23685, 24192, 25264, 26880, 28422, 30240, 31580, 33159, 34560, 37896, 40320, 42633, 44212, 47370, 48384, 50528, 55265, 56844, 60480, 63160, 66318, 71055, 75792, 80640, 85266, 88424, 94740, 99477, 101056, 110530, 113688, 120960, 126320, 132636, 142110, 151584, 165795, 170532, 176848, 189480, 198954, 202112, 213165, 221060, 227376, 241920, 252640, 265272, 284220, 298431, 303168, 331590, 341064, 353696, 378960, 397908, 404224, 426330, 442120, 454752, 497385, 505280, 530544, 568440, 596862, 606336, 663180, 682128, 707392, 757920, 795816, 852660, 884240, 909504, 994770, 1010560, 1061088, 1136880, 1193724, 1212672, 1326360, 1364256, 1414784, 1492155, 1515840, 1591632, 1705320, 1768480, 1819008, 1989540, 2021120, 2122176, 2273760, 2387448, 2652720, 2728512, 2829568, 2984310, 3031680, 3183264, 3410640, 3536960, 3638016, 3979080, 4244352, 4547520, 4774896, 5305440, 5457024, 5968620, 6063360, 6366528, 6821280, 7073920, 7958160, 8488704, 9095040, 9549792, 10610880, 10914048, 11937240, 12733056, 13642560, 14147840, 15916320, 18190080, 19099584, 21221760, 23874480, 25466112, 27285120, 31832640, 38199168, 42443520, 47748960, 54570240, 63665280, 76398336, 95497920, 127330560, 190995840, 381991680]

約数ペア:

[(1, 381991680), (2, 190995840), (3, 127330560), (4, 95497920), (5, 76398336), (6, 63665280), (7, 54570240), (8, 47748960), (9, 42443520), (10, 38199168), (12, 31832640), (14, 27285120), (15, 25466112), (16, 23874480), (18, 21221760), (20, 19099584), (21, 18190080), (24, 15916320), (27, 14147840), (28, 13642560), (30, 12733056), (32, 11937240), (35, 10914048), (36, 10610880), (40, 9549792), (42, 9095040), (45, 8488704), (48, 7958160), (54, 7073920), (56, 6821280), (60, 6366528), (63, 6063360), (64, 5968620), (70, 5457024), (72, 5305440), (80, 4774896), (84, 4547520), (90, 4244352), (96, 3979080), (105, 3638016), (108, 3536960), (112, 3410640), (120, 3183264), (126, 3031680), (128, 2984310), (135, 2829568), (140, 2728512), (144, 2652720), (160, 2387448), (168, 2273760), (180, 2122176), (189, 2021120), (192, 1989540), (210, 1819008), (216, 1768480), (224, 1705320), (240, 1591632), (252, 1515840), (256, 1492155), (270, 1414784), (280, 1364256), (288, 1326360), (315, 1212672), (320, 1193724), (336, 1136880), (360, 1061088), (378, 1010560), (384, 994770), (420, 909504), (432, 884240), (448, 852660), (480, 795816), (504, 757920), (540, 707392), (560, 682128), (576, 663180), (630, 606336), (640, 596862), (672, 568440), (720, 530544), (756, 505280), (768, 497385), (840, 454752), (864, 442120), (896, 426330), (945, 404224), (960, 397908), (1008, 378960), (1080, 353696), (1120, 341064), (1152, 331590), (1260, 303168), (1280, 298431), (1344, 284220), (1440, 265272), (1512, 252640), (1579, 241920), (1680, 227376), (1728, 221060), (1792, 213165), (1890, 202112), (1920, 198954), (2016, 189480), (2160, 176848), (2240, 170532), (2304, 165795), (2520, 151584), (2688, 142110), (2880, 132636), (3024, 126320), (3158, 120960), (3360, 113688), (3456, 110530), (3780, 101056), (3840, 99477), (4032, 94740), (4320, 88424), (4480, 85266), (4737, 80640), (5040, 75792), (5376, 71055), (5760, 66318), (6048, 63160), (6316, 60480), (6720, 56844), (6912, 55265), (7560, 50528), (7895, 48384), (8064, 47370), (8640, 44212), (8960, 42633), (9474, 40320), (10080, 37896), (11053, 34560), (11520, 33159), (12096, 31580), (12632, 30240), (13440, 28422), (14211, 26880), (15120, 25264), (15790, 24192), (16128, 23685), (17280, 22106), (18948, 20160)]