208859520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{601}}^1$

素因数の和:804

約数の個数: 128

約数和(自身を含む): 670531680

約数和(自身を除く): 461672160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 181, 192, 240, 320, 362, 384, 480, 543, 601, 640, 724, 905, 960, 1086, 1202, 1448, 1803, 1810, 1920, 2172, 2404, 2715, 2896, 3005, 3606, 3620, 4344, 4808, 5430, 5792, 6010, 7212, 7240, 8688, 9015, 9616, 10860, 11584, 12020, 14424, 14480, 17376, 18030, 19232, 21720, 23168, 24040, 28848, 28960, 34752, 36060, 38464, 43440, 48080, 57696, 57920, 69504, 72120, 76928, 86880, 96160, 108781, 115392, 115840, 144240, 173760, 192320, 217562, 230784, 288480, 326343, 347520, 384640, 435124, 543905, 576960, 652686, 870248, 1087810, 1153920, 1305372, 1631715, 1740496, 2175620, 2610744, 3263430, 3480992, 4351240, 5221488, 6526860, 6961984, 8702480, 10442976, 13053720, 13923968, 17404960, 20885952, 26107440, 34809920, 41771904, 52214880, 69619840, 104429760, 208859520]

約数ペア:

[(1, 208859520), (2, 104429760), (3, 69619840), (4, 52214880), (5, 41771904), (6, 34809920), (8, 26107440), (10, 20885952), (12, 17404960), (15, 13923968), (16, 13053720), (20, 10442976), (24, 8702480), (30, 6961984), (32, 6526860), (40, 5221488), (48, 4351240), (60, 3480992), (64, 3263430), (80, 2610744), (96, 2175620), (120, 1740496), (128, 1631715), (160, 1305372), (181, 1153920), (192, 1087810), (240, 870248), (320, 652686), (362, 576960), (384, 543905), (480, 435124), (543, 384640), (601, 347520), (640, 326343), (724, 288480), (905, 230784), (960, 217562), (1086, 192320), (1202, 173760), (1448, 144240), (1803, 115840), (1810, 115392), (1920, 108781), (2172, 96160), (2404, 86880), (2715, 76928), (2896, 72120), (3005, 69504), (3606, 57920), (3620, 57696), (4344, 48080), (4808, 43440), (5430, 38464), (5792, 36060), (6010, 34752), (7212, 28960), (7240, 28848), (8688, 24040), (9015, 23168), (9616, 21720), (10860, 19232), (11584, 18030), (12020, 17376), (14424, 14480)]