21916800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{761}}^1$

素因数の和:791

約数の個数: 144

約数和(自身を含む): 78306930

約数和(自身を除く): 56390130

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 384, 400, 450, 480, 576, 600, 640, 720, 761, 800, 900, 960, 1152, 1200, 1440, 1522, 1600, 1800, 1920, 2283, 2400, 2880, 3044, 3200, 3600, 3805, 4566, 4800, 5760, 6088, 6849, 7200, 7610, 9132, 9600, 11415, 12176, 13698, 14400, 15220, 18264, 19025, 22830, 24352, 27396, 28800, 30440, 34245, 36528, 38050, 45660, 48704, 54792, 57075, 60880, 68490, 73056, 76100, 91320, 97408, 109584, 114150, 121760, 136980, 146112, 152200, 171225, 182640, 219168, 228300, 243520, 273960, 292224, 304400, 342450, 365280, 438336, 456600, 487040, 547920, 608800, 684900, 730560, 876672, 913200, 1095840, 1217600, 1369800, 1461120, 1826400, 2191680, 2435200, 2739600, 3652800, 4383360, 5479200, 7305600, 10958400, 21916800]

約数ペア:

[(1, 21916800), (2, 10958400), (3, 7305600), (4, 5479200), (5, 4383360), (6, 3652800), (8, 2739600), (9, 2435200), (10, 2191680), (12, 1826400), (15, 1461120), (16, 1369800), (18, 1217600), (20, 1095840), (24, 913200), (25, 876672), (30, 730560), (32, 684900), (36, 608800), (40, 547920), (45, 487040), (48, 456600), (50, 438336), (60, 365280), (64, 342450), (72, 304400), (75, 292224), (80, 273960), (90, 243520), (96, 228300), (100, 219168), (120, 182640), (128, 171225), (144, 152200), (150, 146112), (160, 136980), (180, 121760), (192, 114150), (200, 109584), (225, 97408), (240, 91320), (288, 76100), (300, 73056), (320, 68490), (360, 60880), (384, 57075), (400, 54792), (450, 48704), (480, 45660), (576, 38050), (600, 36528), (640, 34245), (720, 30440), (761, 28800), (800, 27396), (900, 24352), (960, 22830), (1152, 19025), (1200, 18264), (1440, 15220), (1522, 14400), (1600, 13698), (1800, 12176), (1920, 11415), (2283, 9600), (2400, 9132), (2880, 7610), (3044, 7200), (3200, 6849), (3600, 6088), (3805, 5760), (4566, 4800)]