260794520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15269}}^1$

素因数の和:15348

約数の個数: 64

約数和(自身を含む): 681652800

約数和(自身を除く): 420858280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 8540, 15269, 17080, 30538, 61076, 76345, 106883, 122152, 152690, 213766, 305380, 427532, 534415, 610760, 855064, 931409, 1068830, 1862818, 2137660, 3725636, 4275320, 4657045, 6519863, 7451272, 9314090, 13039726, 18628180, 26079452, 32599315, 37256360, 52158904, 65198630, 130397260, 260794520]

約数ペア:

[(1, 260794520), (2, 130397260), (4, 65198630), (5, 52158904), (7, 37256360), (8, 32599315), (10, 26079452), (14, 18628180), (20, 13039726), (28, 9314090), (35, 7451272), (40, 6519863), (56, 4657045), (61, 4275320), (70, 3725636), (122, 2137660), (140, 1862818), (244, 1068830), (280, 931409), (305, 855064), (427, 610760), (488, 534415), (610, 427532), (854, 305380), (1220, 213766), (1708, 152690), (2135, 122152), (2440, 106883), (3416, 76345), (4270, 61076), (8540, 30538), (15269, 17080)]