308710400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 132

約数和(自身を含む): 791943360

約数和(自身を除く): 483232960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 389, 400, 496, 512, 620, 640, 775, 778, 800, 992, 1024, 1240, 1280, 1550, 1556, 1600, 1945, 1984, 2480, 2560, 3100, 3112, 3200, 3890, 3968, 4960, 5120, 6200, 6224, 6400, 7780, 7936, 9725, 9920, 12059, 12400, 12448, 12800, 15560, 15872, 19450, 19840, 24118, 24800, 24896, 25600, 31120, 31744, 38900, 39680, 48236, 49600, 49792, 60295, 62240, 77800, 79360, 96472, 99200, 99584, 120590, 124480, 155600, 158720, 192944, 198400, 199168, 241180, 248960, 301475, 311200, 385888, 396800, 398336, 482360, 497920, 602950, 622400, 771776, 793600, 964720, 995840, 1205900, 1244800, 1543552, 1929440, 1991680, 2411800, 2489600, 3087104, 3858880, 4823600, 4979200, 6174208, 7717760, 9647200, 9958400, 12348416, 15435520, 19294400, 30871040, 38588800, 61742080, 77177600, 154355200, 308710400]

約数ペア:

[(1, 308710400), (2, 154355200), (4, 77177600), (5, 61742080), (8, 38588800), (10, 30871040), (16, 19294400), (20, 15435520), (25, 12348416), (31, 9958400), (32, 9647200), (40, 7717760), (50, 6174208), (62, 4979200), (64, 4823600), (80, 3858880), (100, 3087104), (124, 2489600), (128, 2411800), (155, 1991680), (160, 1929440), (200, 1543552), (248, 1244800), (256, 1205900), (310, 995840), (320, 964720), (389, 793600), (400, 771776), (496, 622400), (512, 602950), (620, 497920), (640, 482360), (775, 398336), (778, 396800), (800, 385888), (992, 311200), (1024, 301475), (1240, 248960), (1280, 241180), (1550, 199168), (1556, 198400), (1600, 192944), (1945, 158720), (1984, 155600), (2480, 124480), (2560, 120590), (3100, 99584), (3112, 99200), (3200, 96472), (3890, 79360), (3968, 77800), (4960, 62240), (5120, 60295), (6200, 49792), (6224, 49600), (6400, 48236), (7780, 39680), (7936, 38900), (9725, 31744), (9920, 31120), (12059, 25600), (12400, 24896), (12448, 24800), (12800, 24118), (15560, 19840), (15872, 19450)]