231266560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 646361856

約数和(自身を除く): 415095296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 424, 448, 487, 530, 560, 640, 742, 848, 896, 974, 1060, 1120, 1280, 1484, 1696, 1792, 1855, 1948, 2120, 2240, 2435, 2968, 3392, 3409, 3710, 3896, 4240, 4480, 4870, 5936, 6784, 6818, 7420, 7792, 8480, 8960, 9740, 11872, 13568, 13636, 14840, 15584, 16960, 17045, 19480, 23744, 25811, 27272, 29680, 31168, 33920, 34090, 38960, 47488, 51622, 54544, 59360, 62336, 67840, 68180, 77920, 94976, 103244, 109088, 118720, 124672, 129055, 136360, 155840, 180677, 206488, 218176, 237440, 258110, 272720, 311680, 361354, 412976, 436352, 474880, 516220, 545440, 623360, 722708, 825952, 872704, 903385, 1032440, 1090880, 1445416, 1651904, 1806770, 2064880, 2181760, 2890832, 3303808, 3613540, 4129760, 4363520, 5781664, 6607616, 7227080, 8259520, 11563328, 14454160, 16519040, 23126656, 28908320, 33038080, 46253312, 57816640, 115633280, 231266560]

約数ペア:

[(1, 231266560), (2, 115633280), (4, 57816640), (5, 46253312), (7, 33038080), (8, 28908320), (10, 23126656), (14, 16519040), (16, 14454160), (20, 11563328), (28, 8259520), (32, 7227080), (35, 6607616), (40, 5781664), (53, 4363520), (56, 4129760), (64, 3613540), (70, 3303808), (80, 2890832), (106, 2181760), (112, 2064880), (128, 1806770), (140, 1651904), (160, 1445416), (212, 1090880), (224, 1032440), (256, 903385), (265, 872704), (280, 825952), (320, 722708), (371, 623360), (424, 545440), (448, 516220), (487, 474880), (530, 436352), (560, 412976), (640, 361354), (742, 311680), (848, 272720), (896, 258110), (974, 237440), (1060, 218176), (1120, 206488), (1280, 180677), (1484, 155840), (1696, 136360), (1792, 129055), (1855, 124672), (1948, 118720), (2120, 109088), (2240, 103244), (2435, 94976), (2968, 77920), (3392, 68180), (3409, 67840), (3710, 62336), (3896, 59360), (4240, 54544), (4480, 51622), (4870, 47488), (5936, 38960), (6784, 34090), (6818, 33920), (7420, 31168), (7792, 29680), (8480, 27272), (8960, 25811), (9740, 23744), (11872, 19480), (13568, 17045), (13636, 16960), (14840, 15584)]