21891600

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{2027}}^1$

素因数の和:2054

約数の個数: 120

約数和(自身を含む): 77956320

約数和(自身を除く): 56064720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 2027, 2160, 2700, 3600, 4054, 5400, 6081, 8108, 10135, 10800, 12162, 16216, 18243, 20270, 24324, 30405, 32432, 36486, 40540, 48648, 50675, 54729, 60810, 72972, 81080, 91215, 97296, 101350, 109458, 121620, 145944, 152025, 162160, 182430, 202700, 218916, 243240, 273645, 291888, 304050, 364860, 405400, 437832, 456075, 486480, 547290, 608100, 729720, 810800, 875664, 912150, 1094580, 1216200, 1368225, 1459440, 1824300, 2189160, 2432400, 2736450, 3648600, 4378320, 5472900, 7297200, 10945800, 21891600]

約数ペア:

[(1, 21891600), (2, 10945800), (3, 7297200), (4, 5472900), (5, 4378320), (6, 3648600), (8, 2736450), (9, 2432400), (10, 2189160), (12, 1824300), (15, 1459440), (16, 1368225), (18, 1216200), (20, 1094580), (24, 912150), (25, 875664), (27, 810800), (30, 729720), (36, 608100), (40, 547290), (45, 486480), (48, 456075), (50, 437832), (54, 405400), (60, 364860), (72, 304050), (75, 291888), (80, 273645), (90, 243240), (100, 218916), (108, 202700), (120, 182430), (135, 162160), (144, 152025), (150, 145944), (180, 121620), (200, 109458), (216, 101350), (225, 97296), (240, 91215), (270, 81080), (300, 72972), (360, 60810), (400, 54729), (432, 50675), (450, 48648), (540, 40540), (600, 36486), (675, 32432), (720, 30405), (900, 24324), (1080, 20270), (1200, 18243), (1350, 16216), (1800, 12162), (2027, 10800), (2160, 10135), (2700, 8108), (3600, 6081), (4054, 5400)]