28504800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 216

約数和(自身を含む): 104196456

約数和(自身を除く): 75691656

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, 72, 74, 75, 80, 90, 96, 100, 107, 111, 120, 144, 148, 150, 160, 180, 185, 200, 214, 222, 225, 240, 288, 296, 300, 321, 333, 360, 370, 400, 428, 444, 450, 480, 535, 555, 592, 600, 642, 666, 720, 740, 800, 856, 888, 900, 925, 963, 1070, 1110, 1184, 1200, 1284, 1332, 1440, 1480, 1605, 1665, 1712, 1776, 1800, 1850, 1926, 2140, 2220, 2400, 2568, 2664, 2675, 2775, 2960, 3210, 3330, 3424, 3552, 3600, 3700, 3852, 3959, 4280, 4440, 4815, 5136, 5328, 5350, 5550, 5920, 6420, 6660, 7200, 7400, 7704, 7918, 8025, 8325, 8560, 8880, 9630, 10272, 10656, 10700, 11100, 11877, 12840, 13320, 14800, 15408, 15836, 16050, 16650, 17120, 17760, 19260, 19795, 21400, 22200, 23754, 24075, 25680, 26640, 29600, 30816, 31672, 32100, 33300, 35631, 38520, 39590, 42800, 44400, 47508, 48150, 51360, 53280, 59385, 63344, 64200, 66600, 71262, 77040, 79180, 85600, 88800, 95016, 96300, 98975, 118770, 126688, 128400, 133200, 142524, 154080, 158360, 178155, 190032, 192600, 197950, 237540, 256800, 266400, 285048, 296925, 316720, 356310, 380064, 385200, 395900, 475080, 570096, 593850, 633440, 712620, 770400, 791800, 890775, 950160, 1140192, 1187700, 1425240, 1583600, 1781550, 1900320, 2375400, 2850480, 3167200, 3563100, 4750800, 5700960, 7126200, 9501600, 14252400, 28504800]

約数ペア:

[(1, 28504800), (2, 14252400), (3, 9501600), (4, 7126200), (5, 5700960), (6, 4750800), (8, 3563100), (9, 3167200), (10, 2850480), (12, 2375400), (15, 1900320), (16, 1781550), (18, 1583600), (20, 1425240), (24, 1187700), (25, 1140192), (30, 950160), (32, 890775), (36, 791800), (37, 770400), (40, 712620), (45, 633440), (48, 593850), (50, 570096), (60, 475080), (72, 395900), (74, 385200), (75, 380064), (80, 356310), (90, 316720), (96, 296925), (100, 285048), (107, 266400), (111, 256800), (120, 237540), (144, 197950), (148, 192600), (150, 190032), (160, 178155), (180, 158360), (185, 154080), (200, 142524), (214, 133200), (222, 128400), (225, 126688), (240, 118770), (288, 98975), (296, 96300), (300, 95016), (321, 88800), (333, 85600), (360, 79180), (370, 77040), (400, 71262), (428, 66600), (444, 64200), (450, 63344), (480, 59385), (535, 53280), (555, 51360), (592, 48150), (600, 47508), (642, 44400), (666, 42800), (720, 39590), (740, 38520), (800, 35631), (856, 33300), (888, 32100), (900, 31672), (925, 30816), (963, 29600), (1070, 26640), (1110, 25680), (1184, 24075), (1200, 23754), (1284, 22200), (1332, 21400), (1440, 19795), (1480, 19260), (1605, 17760), (1665, 17120), (1712, 16650), (1776, 16050), (1800, 15836), (1850, 15408), (1926, 14800), (2140, 13320), (2220, 12840), (2400, 11877), (2568, 11100), (2664, 10700), (2675, 10656), (2775, 10272), (2960, 9630), (3210, 8880), (3330, 8560), (3424, 8325), (3552, 8025), (3600, 7918), (3700, 7704), (3852, 7400), (3959, 7200), (4280, 6660), (4440, 6420), (4815, 5920), (5136, 5550), (5328, 5350)]