120688000

素因数分解:

$2^7\times 5^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 316648800

約数和(自身を除く): 195960800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 304, 320, 380, 397, 400, 475, 500, 608, 640, 760, 794, 800, 950, 1000, 1216, 1520, 1588, 1600, 1900, 1985, 2000, 2375, 2432, 3040, 3176, 3200, 3800, 3970, 4000, 4750, 6080, 6352, 7543, 7600, 7940, 8000, 9500, 9925, 12160, 12704, 15086, 15200, 15880, 16000, 19000, 19850, 25408, 30172, 30400, 31760, 37715, 38000, 39700, 49625, 50816, 60344, 60800, 63520, 75430, 76000, 79400, 99250, 120688, 127040, 150860, 152000, 158800, 188575, 198500, 241376, 254080, 301720, 304000, 317600, 377150, 397000, 482752, 603440, 635200, 754300, 794000, 942875, 965504, 1206880, 1270400, 1508600, 1588000, 1885750, 2413760, 3017200, 3176000, 3771500, 4827520, 6034400, 6352000, 7543000, 12068800, 15086000, 24137600, 30172000, 60344000, 120688000]

約数ペア:

[(1, 120688000), (2, 60344000), (4, 30172000), (5, 24137600), (8, 15086000), (10, 12068800), (16, 7543000), (19, 6352000), (20, 6034400), (25, 4827520), (32, 3771500), (38, 3176000), (40, 3017200), (50, 2413760), (64, 1885750), (76, 1588000), (80, 1508600), (95, 1270400), (100, 1206880), (125, 965504), (128, 942875), (152, 794000), (160, 754300), (190, 635200), (200, 603440), (250, 482752), (304, 397000), (320, 377150), (380, 317600), (397, 304000), (400, 301720), (475, 254080), (500, 241376), (608, 198500), (640, 188575), (760, 158800), (794, 152000), (800, 150860), (950, 127040), (1000, 120688), (1216, 99250), (1520, 79400), (1588, 76000), (1600, 75430), (1900, 63520), (1985, 60800), (2000, 60344), (2375, 50816), (2432, 49625), (3040, 39700), (3176, 38000), (3200, 37715), (3800, 31760), (3970, 30400), (4000, 30172), (4750, 25408), (6080, 19850), (6352, 19000), (7543, 16000), (7600, 15880), (7940, 15200), (8000, 15086), (9500, 12704), (9925, 12160)]