31678080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2357}}^1$

素因数の和:2386

約数の個数: 128

約数和(自身を含む): 115447680

約数和(自身を除く): 83769600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2357, 2688, 3360, 4480, 4714, 6720, 7071, 9428, 11785, 13440, 14142, 16499, 18856, 23570, 28284, 32998, 35355, 37712, 47140, 49497, 56568, 65996, 70710, 75424, 82495, 94280, 98994, 113136, 131992, 141420, 150848, 164990, 188560, 197988, 226272, 247485, 263984, 282840, 301696, 329980, 377120, 395976, 452544, 494970, 527968, 565680, 659960, 754240, 791952, 905088, 989940, 1055936, 1131360, 1319920, 1508480, 1583904, 1979880, 2111872, 2262720, 2639840, 3167808, 3959760, 4525440, 5279680, 6335616, 7919520, 10559360, 15839040, 31678080]

約数ペア:

[(1, 31678080), (2, 15839040), (3, 10559360), (4, 7919520), (5, 6335616), (6, 5279680), (7, 4525440), (8, 3959760), (10, 3167808), (12, 2639840), (14, 2262720), (15, 2111872), (16, 1979880), (20, 1583904), (21, 1508480), (24, 1319920), (28, 1131360), (30, 1055936), (32, 989940), (35, 905088), (40, 791952), (42, 754240), (48, 659960), (56, 565680), (60, 527968), (64, 494970), (70, 452544), (80, 395976), (84, 377120), (96, 329980), (105, 301696), (112, 282840), (120, 263984), (128, 247485), (140, 226272), (160, 197988), (168, 188560), (192, 164990), (210, 150848), (224, 141420), (240, 131992), (280, 113136), (320, 98994), (336, 94280), (384, 82495), (420, 75424), (448, 70710), (480, 65996), (560, 56568), (640, 49497), (672, 47140), (840, 37712), (896, 35355), (960, 32998), (1120, 28284), (1344, 23570), (1680, 18856), (1920, 16499), (2240, 14142), (2357, 13440), (2688, 11785), (3360, 9428), (4480, 7071), (4714, 6720)]