394740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 96

約数和(自身を含む): 1330560

約数和(自身を除く): 935820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 68, 85, 86, 90, 102, 108, 129, 135, 153, 170, 172, 180, 204, 215, 255, 258, 270, 306, 340, 387, 430, 459, 510, 516, 540, 612, 645, 731, 765, 774, 860, 918, 1020, 1161, 1290, 1462, 1530, 1548, 1836, 1935, 2193, 2295, 2322, 2580, 2924, 3060, 3655, 3870, 4386, 4590, 4644, 5805, 6579, 7310, 7740, 8772, 9180, 10965, 11610, 13158, 14620, 19737, 21930, 23220, 26316, 32895, 39474, 43860, 65790, 78948, 98685, 131580, 197370, 394740]

約数ペア:

[(1, 394740), (2, 197370), (3, 131580), (4, 98685), (5, 78948), (6, 65790), (9, 43860), (10, 39474), (12, 32895), (15, 26316), (17, 23220), (18, 21930), (20, 19737), (27, 14620), (30, 13158), (34, 11610), (36, 10965), (43, 9180), (45, 8772), (51, 7740), (54, 7310), (60, 6579), (68, 5805), (85, 4644), (86, 4590), (90, 4386), (102, 3870), (108, 3655), (129, 3060), (135, 2924), (153, 2580), (170, 2322), (172, 2295), (180, 2193), (204, 1935), (215, 1836), (255, 1548), (258, 1530), (270, 1462), (306, 1290), (340, 1161), (387, 1020), (430, 918), (459, 860), (510, 774), (516, 765), (540, 731), (612, 645)]