68973420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3559}}^1$

素因数の和:3607

約数の個数: 96

約数和(自身を含む): 215308800

約数和(自身を除く): 146335380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3559, 3876, 4845, 6460, 7118, 9690, 10677, 14236, 17795, 19380, 21354, 35590, 42708, 53385, 60503, 67621, 71180, 106770, 121006, 135242, 181509, 202863, 213540, 242012, 270484, 302515, 338105, 363018, 405726, 605030, 676210, 726036, 811452, 907545, 1014315, 1149557, 1210060, 1352420, 1815090, 2028630, 2299114, 3448671, 3630180, 4057260, 4598228, 5747785, 6897342, 11495570, 13794684, 17243355, 22991140, 34486710, 68973420]

約数ペア:

[(1, 68973420), (2, 34486710), (3, 22991140), (4, 17243355), (5, 13794684), (6, 11495570), (10, 6897342), (12, 5747785), (15, 4598228), (17, 4057260), (19, 3630180), (20, 3448671), (30, 2299114), (34, 2028630), (38, 1815090), (51, 1352420), (57, 1210060), (60, 1149557), (68, 1014315), (76, 907545), (85, 811452), (95, 726036), (102, 676210), (114, 605030), (170, 405726), (190, 363018), (204, 338105), (228, 302515), (255, 270484), (285, 242012), (323, 213540), (340, 202863), (380, 181509), (510, 135242), (570, 121006), (646, 106770), (969, 71180), (1020, 67621), (1140, 60503), (1292, 53385), (1615, 42708), (1938, 35590), (3230, 21354), (3559, 19380), (3876, 17795), (4845, 14236), (6460, 10677), (7118, 9690)]