318823120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:813

約数の個数: 160

約数和(自身を含む): 938154240

約数和(自身を除く): 619331120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 80, 88, 110, 112, 140, 146, 154, 176, 220, 280, 292, 308, 365, 385, 440, 511, 560, 584, 616, 709, 730, 770, 803, 880, 1022, 1168, 1232, 1418, 1460, 1540, 1606, 2044, 2555, 2836, 2920, 3080, 3212, 3545, 4015, 4088, 4963, 5110, 5621, 5672, 5840, 6160, 6424, 7090, 7799, 8030, 8176, 9926, 10220, 11242, 11344, 12848, 14180, 15598, 16060, 19852, 20440, 22484, 24815, 28105, 28360, 31196, 32120, 38995, 39704, 40880, 44968, 49630, 51757, 54593, 56210, 56720, 62392, 64240, 77990, 79408, 89936, 99260, 103514, 109186, 112420, 124784, 155980, 198520, 207028, 218372, 224840, 258785, 272965, 311960, 362299, 397040, 414056, 436744, 449680, 517570, 545930, 569327, 623920, 724598, 828112, 873488, 1035140, 1091860, 1138654, 1449196, 1811495, 2070280, 2183720, 2277308, 2846635, 2898392, 3622990, 3985289, 4140560, 4367440, 4554616, 5693270, 5796784, 7245980, 7970578, 9109232, 11386540, 14491960, 15941156, 19926445, 22773080, 28983920, 31882312, 39852890, 45546160, 63764624, 79705780, 159411560, 318823120]

約数ペア:

[(1, 318823120), (2, 159411560), (4, 79705780), (5, 63764624), (7, 45546160), (8, 39852890), (10, 31882312), (11, 28983920), (14, 22773080), (16, 19926445), (20, 15941156), (22, 14491960), (28, 11386540), (35, 9109232), (40, 7970578), (44, 7245980), (55, 5796784), (56, 5693270), (70, 4554616), (73, 4367440), (77, 4140560), (80, 3985289), (88, 3622990), (110, 2898392), (112, 2846635), (140, 2277308), (146, 2183720), (154, 2070280), (176, 1811495), (220, 1449196), (280, 1138654), (292, 1091860), (308, 1035140), (365, 873488), (385, 828112), (440, 724598), (511, 623920), (560, 569327), (584, 545930), (616, 517570), (709, 449680), (730, 436744), (770, 414056), (803, 397040), (880, 362299), (1022, 311960), (1168, 272965), (1232, 258785), (1418, 224840), (1460, 218372), (1540, 207028), (1606, 198520), (2044, 155980), (2555, 124784), (2836, 112420), (2920, 109186), (3080, 103514), (3212, 99260), (3545, 89936), (4015, 79408), (4088, 77990), (4963, 64240), (5110, 62392), (5621, 56720), (5672, 56210), (5840, 54593), (6160, 51757), (6424, 49630), (7090, 44968), (7799, 40880), (8030, 39704), (8176, 38995), (9926, 32120), (10220, 31196), (11242, 28360), (11344, 28105), (12848, 24815), (14180, 22484), (15598, 20440), (16060, 19852)]