205072000

素因数分解:

$2^7\times 5^3\times 7^1\times {\mathrm{1831}}^1$

素因数の和:1867

約数の個数: 128

約数和(自身を含む): 583015680

約数和(自身を除く): 377943680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 280, 320, 350, 400, 448, 500, 560, 640, 700, 800, 875, 896, 1000, 1120, 1400, 1600, 1750, 1831, 2000, 2240, 2800, 3200, 3500, 3662, 4000, 4480, 5600, 7000, 7324, 8000, 9155, 11200, 12817, 14000, 14648, 16000, 18310, 22400, 25634, 28000, 29296, 36620, 45775, 51268, 56000, 58592, 64085, 73240, 91550, 102536, 112000, 117184, 128170, 146480, 183100, 205072, 228875, 234368, 256340, 292960, 320425, 366200, 410144, 457750, 512680, 585920, 640850, 732400, 820288, 915500, 1025360, 1171840, 1281700, 1464800, 1602125, 1640576, 1831000, 2050720, 2563400, 2929600, 3204250, 3662000, 4101440, 5126800, 5859200, 6408500, 7324000, 8202880, 10253600, 12817000, 14648000, 20507200, 25634000, 29296000, 41014400, 51268000, 102536000, 205072000]

約数ペア:

[(1, 205072000), (2, 102536000), (4, 51268000), (5, 41014400), (7, 29296000), (8, 25634000), (10, 20507200), (14, 14648000), (16, 12817000), (20, 10253600), (25, 8202880), (28, 7324000), (32, 6408500), (35, 5859200), (40, 5126800), (50, 4101440), (56, 3662000), (64, 3204250), (70, 2929600), (80, 2563400), (100, 2050720), (112, 1831000), (125, 1640576), (128, 1602125), (140, 1464800), (160, 1281700), (175, 1171840), (200, 1025360), (224, 915500), (250, 820288), (280, 732400), (320, 640850), (350, 585920), (400, 512680), (448, 457750), (500, 410144), (560, 366200), (640, 320425), (700, 292960), (800, 256340), (875, 234368), (896, 228875), (1000, 205072), (1120, 183100), (1400, 146480), (1600, 128170), (1750, 117184), (1831, 112000), (2000, 102536), (2240, 91550), (2800, 73240), (3200, 64085), (3500, 58592), (3662, 56000), (4000, 51268), (4480, 45775), (5600, 36620), (7000, 29296), (7324, 28000), (8000, 25634), (9155, 22400), (11200, 18310), (12817, 16000), (14000, 14648)]