207907890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 507285504

約数和(自身を除く): 299377614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 197, 254, 277, 381, 394, 554, 591, 635, 762, 831, 985, 1182, 1270, 1385, 1662, 1905, 1970, 2770, 2955, 3810, 4155, 5910, 8310, 25019, 35179, 50038, 54569, 70358, 75057, 105537, 109138, 125095, 150114, 163707, 175895, 211074, 250190, 272845, 327414, 351790, 375285, 527685, 545690, 750570, 818535, 1055370, 1637070, 6930263, 13860526, 20790789, 34651315, 41581578, 69302630, 103953945, 207907890]

約数ペア:

[(1, 207907890), (2, 103953945), (3, 69302630), (5, 41581578), (6, 34651315), (10, 20790789), (15, 13860526), (30, 6930263), (127, 1637070), (197, 1055370), (254, 818535), (277, 750570), (381, 545690), (394, 527685), (554, 375285), (591, 351790), (635, 327414), (762, 272845), (831, 250190), (985, 211074), (1182, 175895), (1270, 163707), (1385, 150114), (1662, 125095), (1905, 109138), (1970, 105537), (2770, 75057), (2955, 70358), (3810, 54569), (4155, 50038), (5910, 35179), (8310, 25019)]