400962240

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19889}}^1$

素因数の和:19919

約数の個数: 168

約数和(自身を含む): 1576242720

約数和(自身を除く): 1175280480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19889, 20160, 39778, 59667, 79556, 99445, 119334, 139223, 159112, 179001, 198890, 238668, 278446, 298335, 318224, 358002, 397780, 417669, 477336, 556892, 596670, 636448, 696115, 716004, 795560, 835338, 895005, 954672, 1113784, 1193340, 1253007, 1272896, 1392230, 1432008, 1591120, 1670676, 1790010, 1909344, 2088345, 2227568, 2386680, 2506014, 2784460, 2864016, 3182240, 3341352, 3580020, 3818688, 4176690, 4455136, 4773360, 5012028, 5568920, 5728032, 6265035, 6364480, 6682704, 7160040, 8353380, 8910272, 9546720, 10024056, 11137840, 11456064, 12530070, 13365408, 14320080, 16706760, 19093440, 20048112, 22275680, 25060140, 26730816, 28640160, 33413520, 40096224, 44551360, 50120280, 57280320, 66827040, 80192448, 100240560, 133654080, 200481120, 400962240]

約数ペア:

[(1, 400962240), (2, 200481120), (3, 133654080), (4, 100240560), (5, 80192448), (6, 66827040), (7, 57280320), (8, 50120280), (9, 44551360), (10, 40096224), (12, 33413520), (14, 28640160), (15, 26730816), (16, 25060140), (18, 22275680), (20, 20048112), (21, 19093440), (24, 16706760), (28, 14320080), (30, 13365408), (32, 12530070), (35, 11456064), (36, 11137840), (40, 10024056), (42, 9546720), (45, 8910272), (48, 8353380), (56, 7160040), (60, 6682704), (63, 6364480), (64, 6265035), (70, 5728032), (72, 5568920), (80, 5012028), (84, 4773360), (90, 4455136), (96, 4176690), (105, 3818688), (112, 3580020), (120, 3341352), (126, 3182240), (140, 2864016), (144, 2784460), (160, 2506014), (168, 2386680), (180, 2227568), (192, 2088345), (210, 1909344), (224, 1790010), (240, 1670676), (252, 1591120), (280, 1432008), (288, 1392230), (315, 1272896), (320, 1253007), (336, 1193340), (360, 1113784), (420, 954672), (448, 895005), (480, 835338), (504, 795560), (560, 716004), (576, 696115), (630, 636448), (672, 596670), (720, 556892), (840, 477336), (960, 417669), (1008, 397780), (1120, 358002), (1260, 318224), (1344, 298335), (1440, 278446), (1680, 238668), (2016, 198890), (2240, 179001), (2520, 159112), (2880, 139223), (3360, 119334), (4032, 99445), (5040, 79556), (6720, 59667), (10080, 39778), (19889, 20160)]