12828800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 33517200

約数和(自身を除く): 20688400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 211, 304, 320, 380, 400, 422, 475, 608, 640, 760, 800, 844, 950, 1055, 1216, 1520, 1600, 1688, 1900, 2110, 2432, 3040, 3200, 3376, 3800, 4009, 4220, 5275, 6080, 6752, 7600, 8018, 8440, 10550, 12160, 13504, 15200, 16036, 16880, 20045, 21100, 27008, 30400, 32072, 33760, 40090, 42200, 60800, 64144, 67520, 80180, 84400, 100225, 128288, 135040, 160360, 168800, 200450, 256576, 320720, 337600, 400900, 513152, 641440, 675200, 801800, 1282880, 1603600, 2565760, 3207200, 6414400, 12828800]

約数ペア:

[(1, 12828800), (2, 6414400), (4, 3207200), (5, 2565760), (8, 1603600), (10, 1282880), (16, 801800), (19, 675200), (20, 641440), (25, 513152), (32, 400900), (38, 337600), (40, 320720), (50, 256576), (64, 200450), (76, 168800), (80, 160360), (95, 135040), (100, 128288), (128, 100225), (152, 84400), (160, 80180), (190, 67520), (200, 64144), (211, 60800), (304, 42200), (320, 40090), (380, 33760), (400, 32072), (422, 30400), (475, 27008), (608, 21100), (640, 20045), (760, 16880), (800, 16036), (844, 15200), (950, 13504), (1055, 12160), (1216, 10550), (1520, 8440), (1600, 8018), (1688, 7600), (1900, 6752), (2110, 6080), (2432, 5275), (3040, 4220), (3200, 4009), (3376, 3800)]