18914400

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 216

約数和(自身を含む): 69464304

約数和(自身を除く): 50549904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 37, 40, 45, 48, 50, 60, 71, 72, 74, 75, 80, 90, 96, 100, 111, 120, 142, 144, 148, 150, 160, 180, 185, 200, 213, 222, 225, 240, 284, 288, 296, 300, 333, 355, 360, 370, 400, 426, 444, 450, 480, 555, 568, 592, 600, 639, 666, 710, 720, 740, 800, 852, 888, 900, 925, 1065, 1110, 1136, 1184, 1200, 1278, 1332, 1420, 1440, 1480, 1665, 1704, 1775, 1776, 1800, 1850, 2130, 2220, 2272, 2400, 2556, 2627, 2664, 2775, 2840, 2960, 3195, 3330, 3408, 3550, 3552, 3600, 3700, 4260, 4440, 5112, 5254, 5325, 5328, 5550, 5680, 5920, 6390, 6660, 6816, 7100, 7200, 7400, 7881, 8325, 8520, 8880, 10224, 10508, 10650, 10656, 11100, 11360, 12780, 13135, 13320, 14200, 14800, 15762, 15975, 16650, 17040, 17760, 20448, 21016, 21300, 22200, 23643, 25560, 26270, 26640, 28400, 29600, 31524, 31950, 33300, 34080, 39405, 42032, 42600, 44400, 47286, 51120, 52540, 53280, 56800, 63048, 63900, 65675, 66600, 78810, 84064, 85200, 88800, 94572, 102240, 105080, 118215, 126096, 127800, 131350, 133200, 157620, 170400, 189144, 197025, 210160, 236430, 252192, 255600, 262700, 266400, 315240, 378288, 394050, 420320, 472860, 511200, 525400, 591075, 630480, 756576, 788100, 945720, 1050800, 1182150, 1260960, 1576200, 1891440, 2101600, 2364300, 3152400, 3782880, 4728600, 6304800, 9457200, 18914400]

約数ペア:

[(1, 18914400), (2, 9457200), (3, 6304800), (4, 4728600), (5, 3782880), (6, 3152400), (8, 2364300), (9, 2101600), (10, 1891440), (12, 1576200), (15, 1260960), (16, 1182150), (18, 1050800), (20, 945720), (24, 788100), (25, 756576), (30, 630480), (32, 591075), (36, 525400), (37, 511200), (40, 472860), (45, 420320), (48, 394050), (50, 378288), (60, 315240), (71, 266400), (72, 262700), (74, 255600), (75, 252192), (80, 236430), (90, 210160), (96, 197025), (100, 189144), (111, 170400), (120, 157620), (142, 133200), (144, 131350), (148, 127800), (150, 126096), (160, 118215), (180, 105080), (185, 102240), (200, 94572), (213, 88800), (222, 85200), (225, 84064), (240, 78810), (284, 66600), (288, 65675), (296, 63900), (300, 63048), (333, 56800), (355, 53280), (360, 52540), (370, 51120), (400, 47286), (426, 44400), (444, 42600), (450, 42032), (480, 39405), (555, 34080), (568, 33300), (592, 31950), (600, 31524), (639, 29600), (666, 28400), (710, 26640), (720, 26270), (740, 25560), (800, 23643), (852, 22200), (888, 21300), (900, 21016), (925, 20448), (1065, 17760), (1110, 17040), (1136, 16650), (1184, 15975), (1200, 15762), (1278, 14800), (1332, 14200), (1420, 13320), (1440, 13135), (1480, 12780), (1665, 11360), (1704, 11100), (1775, 10656), (1776, 10650), (1800, 10508), (1850, 10224), (2130, 8880), (2220, 8520), (2272, 8325), (2400, 7881), (2556, 7400), (2627, 7200), (2664, 7100), (2775, 6816), (2840, 6660), (2960, 6390), (3195, 5920), (3330, 5680), (3408, 5550), (3550, 5328), (3552, 5325), (3600, 5254), (3700, 5112), (4260, 4440)]