56649920

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 112

約数和(自身を含む): 144840960

約数和(自身を除く): 88191040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 160, 172, 179, 184, 215, 230, 320, 344, 358, 368, 430, 460, 688, 716, 736, 860, 895, 920, 989, 1376, 1432, 1472, 1720, 1790, 1840, 1978, 2752, 2864, 3440, 3580, 3680, 3956, 4117, 4945, 5728, 6880, 7160, 7360, 7697, 7912, 8234, 9890, 11456, 13760, 14320, 15394, 15824, 16468, 19780, 20585, 28640, 30788, 31648, 32936, 38485, 39560, 41170, 57280, 61576, 63296, 65872, 76970, 79120, 82340, 123152, 131744, 153940, 158240, 164680, 177031, 246304, 263488, 307880, 316480, 329360, 354062, 492608, 615760, 658720, 708124, 885155, 1231520, 1317440, 1416248, 1770310, 2463040, 2832496, 3540620, 5664992, 7081240, 11329984, 14162480, 28324960, 56649920]

約数ペア:

[(1, 56649920), (2, 28324960), (4, 14162480), (5, 11329984), (8, 7081240), (10, 5664992), (16, 3540620), (20, 2832496), (23, 2463040), (32, 1770310), (40, 1416248), (43, 1317440), (46, 1231520), (64, 885155), (80, 708124), (86, 658720), (92, 615760), (115, 492608), (160, 354062), (172, 329360), (179, 316480), (184, 307880), (215, 263488), (230, 246304), (320, 177031), (344, 164680), (358, 158240), (368, 153940), (430, 131744), (460, 123152), (688, 82340), (716, 79120), (736, 76970), (860, 65872), (895, 63296), (920, 61576), (989, 57280), (1376, 41170), (1432, 39560), (1472, 38485), (1720, 32936), (1790, 31648), (1840, 30788), (1978, 28640), (2752, 20585), (2864, 19780), (3440, 16468), (3580, 15824), (3680, 15394), (3956, 14320), (4117, 13760), (4945, 11456), (5728, 9890), (6880, 8234), (7160, 7912), (7360, 7697)]