248216280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159113}}^1$

素因数の和:159140

約数の個数: 64

約数和(自身を含む): 801934560

約数和(自身を除く): 553718280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 159113, 318226, 477339, 636452, 795565, 954678, 1272904, 1591130, 1909356, 2068469, 2386695, 3182260, 3818712, 4136938, 4773390, 6205407, 6364520, 8273876, 9546780, 10342345, 12410814, 16547752, 19093560, 20684690, 24821628, 31027035, 41369380, 49643256, 62054070, 82738760, 124108140, 248216280]

約数ペア:

[(1, 248216280), (2, 124108140), (3, 82738760), (4, 62054070), (5, 49643256), (6, 41369380), (8, 31027035), (10, 24821628), (12, 20684690), (13, 19093560), (15, 16547752), (20, 12410814), (24, 10342345), (26, 9546780), (30, 8273876), (39, 6364520), (40, 6205407), (52, 4773390), (60, 4136938), (65, 3818712), (78, 3182260), (104, 2386695), (120, 2068469), (130, 1909356), (156, 1591130), (195, 1272904), (260, 954678), (312, 795565), (390, 636452), (520, 477339), (780, 318226), (1560, 159113)]