127764180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 420323904

約数和(自身を除く): 292559724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 971, 1020, 1290, 1462, 1530, 1548, 1935, 1942, 2193, 2580, 2913, 2924, 3060, 3655, 3870, 3884, 4386, 4855, 5826, 6579, 7310, 7740, 8739, 8772, 9710, 10965, 11652, 13158, 14565, 14620, 16507, 17478, 19420, 21930, 26316, 29130, 32895, 33014, 34956, 41753, 43695, 43860, 49521, 58260, 65790, 66028, 82535, 83506, 87390, 99042, 125259, 131580, 148563, 165070, 167012, 174780, 198084, 208765, 247605, 250518, 297126, 330140, 375777, 417530, 495210, 501036, 594252, 626295, 709801, 742815, 751554, 835060, 990420, 1252590, 1419602, 1485630, 1503108, 1878885, 2129403, 2505180, 2839204, 2971260, 3549005, 3757770, 4258806, 6388209, 7098010, 7515540, 8517612, 10647015, 12776418, 14196020, 21294030, 25552836, 31941045, 42588060, 63882090, 127764180]

約数ペア:

[(1, 127764180), (2, 63882090), (3, 42588060), (4, 31941045), (5, 25552836), (6, 21294030), (9, 14196020), (10, 12776418), (12, 10647015), (15, 8517612), (17, 7515540), (18, 7098010), (20, 6388209), (30, 4258806), (34, 3757770), (36, 3549005), (43, 2971260), (45, 2839204), (51, 2505180), (60, 2129403), (68, 1878885), (85, 1503108), (86, 1485630), (90, 1419602), (102, 1252590), (129, 990420), (153, 835060), (170, 751554), (172, 742815), (180, 709801), (204, 626295), (215, 594252), (255, 501036), (258, 495210), (306, 417530), (340, 375777), (387, 330140), (430, 297126), (510, 250518), (516, 247605), (612, 208765), (645, 198084), (731, 174780), (765, 167012), (774, 165070), (860, 148563), (971, 131580), (1020, 125259), (1290, 99042), (1462, 87390), (1530, 83506), (1548, 82535), (1935, 66028), (1942, 65790), (2193, 58260), (2580, 49521), (2913, 43860), (2924, 43695), (3060, 41753), (3655, 34956), (3870, 33014), (3884, 32895), (4386, 29130), (4855, 26316), (5826, 21930), (6579, 19420), (7310, 17478), (7740, 16507), (8739, 14620), (8772, 14565), (9710, 13158), (10965, 11652)]