851079040

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{3877}}^1$

素因数の和:3917

約数の個数: 128

約数和(自身を含む): 2373336000

約数和(自身を除く): 1522256960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3877, 3920, 4480, 5488, 6272, 6860, 7754, 7840, 10976, 13720, 15508, 15680, 19385, 21952, 27139, 27440, 31016, 31360, 38770, 43904, 54278, 54880, 62032, 77540, 108556, 109760, 124064, 135695, 155080, 189973, 217112, 219520, 248128, 271390, 310160, 379946, 434224, 496256, 542780, 620320, 759892, 868448, 949865, 1085560, 1240640, 1329811, 1519784, 1736896, 1899730, 2171120, 2481280, 2659622, 3039568, 3473792, 3799460, 4342240, 5319244, 6079136, 6649055, 7598920, 8684480, 10638488, 12158272, 13298110, 15197840, 17368960, 21276976, 24316544, 26596220, 30395680, 42553952, 53192440, 60791360, 85107904, 106384880, 121582720, 170215808, 212769760, 425539520, 851079040]

約数ペア:

[(1, 851079040), (2, 425539520), (4, 212769760), (5, 170215808), (7, 121582720), (8, 106384880), (10, 85107904), (14, 60791360), (16, 53192440), (20, 42553952), (28, 30395680), (32, 26596220), (35, 24316544), (40, 21276976), (49, 17368960), (56, 15197840), (64, 13298110), (70, 12158272), (80, 10638488), (98, 8684480), (112, 7598920), (128, 6649055), (140, 6079136), (160, 5319244), (196, 4342240), (224, 3799460), (245, 3473792), (280, 3039568), (320, 2659622), (343, 2481280), (392, 2171120), (448, 1899730), (490, 1736896), (560, 1519784), (640, 1329811), (686, 1240640), (784, 1085560), (896, 949865), (980, 868448), (1120, 759892), (1372, 620320), (1568, 542780), (1715, 496256), (1960, 434224), (2240, 379946), (2744, 310160), (3136, 271390), (3430, 248128), (3877, 219520), (3920, 217112), (4480, 189973), (5488, 155080), (6272, 135695), (6860, 124064), (7754, 109760), (7840, 108556), (10976, 77540), (13720, 62032), (15508, 54880), (15680, 54278), (19385, 43904), (21952, 38770), (27139, 31360), (27440, 31016)]