208959360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2531}}^1$

素因数の和:2596

約数の個数: 128

約数和(自身を含む): 681816960

約数和(自身を除く): 472857600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 384, 430, 480, 516, 640, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 1920, 2064, 2531, 2580, 2752, 3440, 4128, 5062, 5160, 5504, 6880, 7593, 8256, 10124, 10320, 12655, 13760, 15186, 16512, 20248, 20640, 25310, 27520, 30372, 37965, 40496, 41280, 50620, 60744, 75930, 80992, 82560, 101240, 108833, 121488, 151860, 161984, 202480, 217666, 242976, 303720, 323968, 326499, 404960, 435332, 485952, 544165, 607440, 652998, 809920, 870664, 971904, 1088330, 1214880, 1305996, 1619840, 1632495, 1741328, 2176660, 2429760, 2611992, 3264990, 3482656, 4353320, 4859520, 5223984, 6529980, 6965312, 8706640, 10447968, 13059960, 13930624, 17413280, 20895936, 26119920, 34826560, 41791872, 52239840, 69653120, 104479680, 208959360]

約数ペア:

[(1, 208959360), (2, 104479680), (3, 69653120), (4, 52239840), (5, 41791872), (6, 34826560), (8, 26119920), (10, 20895936), (12, 17413280), (15, 13930624), (16, 13059960), (20, 10447968), (24, 8706640), (30, 6965312), (32, 6529980), (40, 5223984), (43, 4859520), (48, 4353320), (60, 3482656), (64, 3264990), (80, 2611992), (86, 2429760), (96, 2176660), (120, 1741328), (128, 1632495), (129, 1619840), (160, 1305996), (172, 1214880), (192, 1088330), (215, 971904), (240, 870664), (258, 809920), (320, 652998), (344, 607440), (384, 544165), (430, 485952), (480, 435332), (516, 404960), (640, 326499), (645, 323968), (688, 303720), (860, 242976), (960, 217666), (1032, 202480), (1290, 161984), (1376, 151860), (1720, 121488), (1920, 108833), (2064, 101240), (2531, 82560), (2580, 80992), (2752, 75930), (3440, 60744), (4128, 50620), (5062, 41280), (5160, 40496), (5504, 37965), (6880, 30372), (7593, 27520), (8256, 25310), (10124, 20640), (10320, 20248), (12655, 16512), (13760, 15186)]