318792370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 639830016

約数和(自身を除く): 321037646

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 191, 347, 370, 382, 481, 694, 955, 962, 1735, 1910, 2405, 2483, 3470, 4511, 4810, 4966, 7067, 9022, 12415, 12839, 14134, 22555, 24830, 25678, 35335, 45110, 64195, 66277, 70670, 91871, 128390, 132554, 166907, 183742, 331385, 333814, 459355, 662770, 834535, 861601, 918710, 1669070, 1723202, 2452249, 4308005, 4904498, 8616010, 12261245, 24522490, 31879237, 63758474, 159396185, 318792370]

約数ペア:

[(1, 318792370), (2, 159396185), (5, 63758474), (10, 31879237), (13, 24522490), (26, 12261245), (37, 8616010), (65, 4904498), (74, 4308005), (130, 2452249), (185, 1723202), (191, 1669070), (347, 918710), (370, 861601), (382, 834535), (481, 662770), (694, 459355), (955, 333814), (962, 331385), (1735, 183742), (1910, 166907), (2405, 132554), (2483, 128390), (3470, 91871), (4511, 70670), (4810, 66277), (4966, 64195), (7067, 45110), (9022, 35335), (12415, 25678), (12839, 24830), (14134, 22555)]