21598080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1607}}^1$

素因数の和:1636

約数の個数: 128

約数和(自身を含む): 78727680

約数和(自身を除く): 57129600

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, 1607, 1680, 1920, 2240, 2688, 3214, 3360, 4480, 4821, 6428, 6720, 8035, 9642, 11249, 12856, 13440, 16070, 19284, 22498, 24105, 25712, 32140, 33747, 38568, 44996, 48210, 51424, 56245, 64280, 67494, 77136, 89992, 96420, 102848, 112490, 128560, 134988, 154272, 168735, 179984, 192840, 205696, 224980, 257120, 269976, 308544, 337470, 359968, 385680, 449960, 514240, 539952, 617088, 674940, 719936, 771360, 899920, 1028480, 1079904, 1349880, 1439872, 1542720, 1799840, 2159808, 2699760, 3085440, 3599680, 4319616, 5399520, 7199360, 10799040, 21598080]

約数ペア:

[(1, 21598080), (2, 10799040), (3, 7199360), (4, 5399520), (5, 4319616), (6, 3599680), (7, 3085440), (8, 2699760), (10, 2159808), (12, 1799840), (14, 1542720), (15, 1439872), (16, 1349880), (20, 1079904), (21, 1028480), (24, 899920), (28, 771360), (30, 719936), (32, 674940), (35, 617088), (40, 539952), (42, 514240), (48, 449960), (56, 385680), (60, 359968), (64, 337470), (70, 308544), (80, 269976), (84, 257120), (96, 224980), (105, 205696), (112, 192840), (120, 179984), (128, 168735), (140, 154272), (160, 134988), (168, 128560), (192, 112490), (210, 102848), (224, 96420), (240, 89992), (280, 77136), (320, 67494), (336, 64280), (384, 56245), (420, 51424), (448, 48210), (480, 44996), (560, 38568), (640, 33747), (672, 32140), (840, 25712), (896, 24105), (960, 22498), (1120, 19284), (1344, 16070), (1607, 13440), (1680, 12856), (1920, 11249), (2240, 9642), (2688, 8035), (3214, 6720), (3360, 6428), (4480, 4821)]