77994360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:558

約数の個数: 128

約数和(自身を含む): 261921600

約数和(自身を除く): 183927240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 257, 270, 281, 360, 514, 540, 562, 771, 843, 1028, 1080, 1124, 1285, 1405, 1542, 1686, 2056, 2248, 2313, 2529, 2570, 2810, 3084, 3372, 3855, 4215, 4626, 5058, 5140, 5620, 6168, 6744, 6939, 7587, 7710, 8430, 9252, 10116, 10280, 11240, 11565, 12645, 13878, 15174, 15420, 16860, 18504, 20232, 23130, 25290, 27756, 30348, 30840, 33720, 34695, 37935, 46260, 50580, 55512, 60696, 69390, 72217, 75870, 92520, 101160, 138780, 144434, 151740, 216651, 277560, 288868, 303480, 361085, 433302, 577736, 649953, 722170, 866604, 1083255, 1299906, 1444340, 1733208, 1949859, 2166510, 2599812, 2888680, 3249765, 3899718, 4333020, 5199624, 6499530, 7799436, 8666040, 9749295, 12999060, 15598872, 19498590, 25998120, 38997180, 77994360]

約数ペア:

[(1, 77994360), (2, 38997180), (3, 25998120), (4, 19498590), (5, 15598872), (6, 12999060), (8, 9749295), (9, 8666040), (10, 7799436), (12, 6499530), (15, 5199624), (18, 4333020), (20, 3899718), (24, 3249765), (27, 2888680), (30, 2599812), (36, 2166510), (40, 1949859), (45, 1733208), (54, 1444340), (60, 1299906), (72, 1083255), (90, 866604), (108, 722170), (120, 649953), (135, 577736), (180, 433302), (216, 361085), (257, 303480), (270, 288868), (281, 277560), (360, 216651), (514, 151740), (540, 144434), (562, 138780), (771, 101160), (843, 92520), (1028, 75870), (1080, 72217), (1124, 69390), (1285, 60696), (1405, 55512), (1542, 50580), (1686, 46260), (2056, 37935), (2248, 34695), (2313, 33720), (2529, 30840), (2570, 30348), (2810, 27756), (3084, 25290), (3372, 23130), (3855, 20232), (4215, 18504), (4626, 16860), (5058, 15420), (5140, 15174), (5620, 13878), (6168, 12645), (6744, 11565), (6939, 11240), (7587, 10280), (7710, 10116), (8430, 9252)]