201488970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6791}}^1$

素因数の和:6867

約数の個数: 64

約数和(自身を含む): 516409344

約数和(自身を除く): 314920374

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 430, 645, 690, 989, 1290, 1978, 2967, 4945, 5934, 6791, 9890, 13582, 14835, 20373, 29670, 33955, 40746, 67910, 101865, 156193, 203730, 292013, 312386, 468579, 584026, 780965, 876039, 937158, 1460065, 1561930, 1752078, 2342895, 2920130, 4380195, 4685790, 6716299, 8760390, 13432598, 20148897, 33581495, 40297794, 67162990, 100744485, 201488970]

約数ペア:

[(1, 201488970), (2, 100744485), (3, 67162990), (5, 40297794), (6, 33581495), (10, 20148897), (15, 13432598), (23, 8760390), (30, 6716299), (43, 4685790), (46, 4380195), (69, 2920130), (86, 2342895), (115, 1752078), (129, 1561930), (138, 1460065), (215, 937158), (230, 876039), (258, 780965), (345, 584026), (430, 468579), (645, 312386), (690, 292013), (989, 203730), (1290, 156193), (1978, 101865), (2967, 67910), (4945, 40746), (5934, 33955), (6791, 29670), (9890, 20373), (13582, 14835)]