About the Number

381382080

381382079 ← → 381382081

2進数表記:10110101110110110110111000000

漢数字表記:三億八千百三十八万二千八十

素因数分解:

2 6 × 3 1 × 5 1 × 17 1 × 23369 1

素因数の和:23406
約数の個数: 112
約数和(自身を含む): 1282171680
約数和(自身を除く): 900789600

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 408, 480, 510, 544, 680, 816, 960, 1020, 1088, 1360, 1632, 2040, 2720, 3264, 4080, 5440, 8160, 16320, 23369, 46738, 70107, 93476, 116845, 140214, 186952, 233690, 280428, 350535, 373904, 397273, 467380, 560856, 701070, 747808, 794546, 934760, 1121712, 1191819, 1402140, 1495616, 1589092, 1869520, 1986365, 2243424, 2383638, 2804280, 3178184, 3739040, 3972730, 4486848, 4767276, 5608560, 5959095, 6356368, 7478080, 7945460, 9534552, 11217120, 11918190, 12712736, 15890920, 19069104, 22434240, 23836380, 25425472, 31781840, 38138208, 47672760, 63563680, 76276416, 95345520, 127127360, 190691040, 381382080]

約数ペア:
[(1, 381382080), (2, 190691040), (3, 127127360), (4, 95345520), (5, 76276416), (6, 63563680), (8, 47672760), (10, 38138208), (12, 31781840), (15, 25425472), (16, 23836380), (17, 22434240), (20, 19069104), (24, 15890920), (30, 12712736), (32, 11918190), (34, 11217120), (40, 9534552), (48, 7945460), (51, 7478080), (60, 6356368), (64, 5959095), (68, 5608560), (80, 4767276), (85, 4486848), (96, 3972730), (102, 3739040), (120, 3178184), (136, 2804280), (160, 2383638), (170, 2243424), (192, 1986365), (204, 1869520), (240, 1589092), (255, 1495616), (272, 1402140), (320, 1191819), (340, 1121712), (408, 934760), (480, 794546), (510, 747808), (544, 701070), (680, 560856), (816, 467380), (960, 397273), (1020, 373904), (1088, 350535), (1360, 280428), (1632, 233690), (2040, 186952), (2720, 140214), (3264, 116845), (4080, 93476), (5440, 70107), (8160, 46738), (16320, 23369)]

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