320004090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29879}}^1$

素因数の和:29916

約数の個数: 96

約数和(自身を含む): 1006836480

約数和(自身を除く): 686832390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 30, 34, 35, 42, 45, 51, 63, 70, 85, 90, 102, 105, 119, 126, 153, 170, 210, 238, 255, 306, 315, 357, 510, 595, 630, 714, 765, 1071, 1190, 1530, 1785, 2142, 3570, 5355, 10710, 29879, 59758, 89637, 149395, 179274, 209153, 268911, 298790, 418306, 448185, 507943, 537822, 627459, 896370, 1015886, 1045765, 1254918, 1344555, 1523829, 1882377, 2091530, 2539715, 2689110, 3047658, 3137295, 3555601, 3764754, 4571487, 5079430, 6274590, 7111202, 7619145, 9142974, 9411885, 10666803, 15238290, 17778005, 18823770, 21333606, 22857435, 32000409, 35556010, 45714870, 53334015, 64000818, 106668030, 160002045, 320004090]

約数ペア:

[(1, 320004090), (2, 160002045), (3, 106668030), (5, 64000818), (6, 53334015), (7, 45714870), (9, 35556010), (10, 32000409), (14, 22857435), (15, 21333606), (17, 18823770), (18, 17778005), (21, 15238290), (30, 10666803), (34, 9411885), (35, 9142974), (42, 7619145), (45, 7111202), (51, 6274590), (63, 5079430), (70, 4571487), (85, 3764754), (90, 3555601), (102, 3137295), (105, 3047658), (119, 2689110), (126, 2539715), (153, 2091530), (170, 1882377), (210, 1523829), (238, 1344555), (255, 1254918), (306, 1045765), (315, 1015886), (357, 896370), (510, 627459), (595, 537822), (630, 507943), (714, 448185), (765, 418306), (1071, 298790), (1190, 268911), (1530, 209153), (1785, 179274), (2142, 149395), (3570, 89637), (5355, 59758), (10710, 29879)]