68944860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22531}}^1$

素因数の和:22563

約数の個数: 72

約数和(自身を含む): 221444496

約数和(自身を除く): 152499636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 22531, 45062, 67593, 90124, 112655, 135186, 202779, 225310, 270372, 337965, 383027, 405558, 450620, 675930, 766054, 811116, 1013895, 1149081, 1351860, 1532108, 1915135, 2027790, 2298162, 3447243, 3830270, 4055580, 4596324, 5745405, 6894486, 7660540, 11490810, 13788972, 17236215, 22981620, 34472430, 68944860]

約数ペア:

[(1, 68944860), (2, 34472430), (3, 22981620), (4, 17236215), (5, 13788972), (6, 11490810), (9, 7660540), (10, 6894486), (12, 5745405), (15, 4596324), (17, 4055580), (18, 3830270), (20, 3447243), (30, 2298162), (34, 2027790), (36, 1915135), (45, 1532108), (51, 1351860), (60, 1149081), (68, 1013895), (85, 811116), (90, 766054), (102, 675930), (153, 450620), (170, 405558), (180, 383027), (204, 337965), (255, 270372), (306, 225310), (340, 202779), (510, 135186), (612, 112655), (765, 90124), (1020, 67593), (1530, 45062), (3060, 22531)]