21057600

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 168

約数和(自身を含む): 71432928

約数和(自身を除く): 50375328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 96, 100, 107, 120, 123, 150, 160, 164, 192, 200, 205, 214, 240, 246, 300, 320, 321, 328, 400, 410, 428, 480, 492, 535, 600, 615, 642, 656, 800, 820, 856, 960, 984, 1025, 1070, 1200, 1230, 1284, 1312, 1600, 1605, 1640, 1712, 1968, 2050, 2140, 2400, 2460, 2568, 2624, 2675, 3075, 3210, 3280, 3424, 3936, 4100, 4280, 4387, 4800, 4920, 5136, 5350, 6150, 6420, 6560, 6848, 7872, 8025, 8200, 8560, 8774, 9840, 10272, 10700, 12300, 12840, 13120, 13161, 16050, 16400, 17120, 17548, 19680, 20544, 21400, 21935, 24600, 25680, 26322, 32100, 32800, 34240, 35096, 39360, 42800, 43870, 49200, 51360, 52644, 64200, 65600, 65805, 70192, 85600, 87740, 98400, 102720, 105288, 109675, 128400, 131610, 140384, 171200, 175480, 196800, 210576, 219350, 256800, 263220, 280768, 329025, 350960, 421152, 438700, 513600, 526440, 658050, 701920, 842304, 877400, 1052880, 1316100, 1403840, 1754800, 2105760, 2632200, 3509600, 4211520, 5264400, 7019200, 10528800, 21057600]

約数ペア:

[(1, 21057600), (2, 10528800), (3, 7019200), (4, 5264400), (5, 4211520), (6, 3509600), (8, 2632200), (10, 2105760), (12, 1754800), (15, 1403840), (16, 1316100), (20, 1052880), (24, 877400), (25, 842304), (30, 701920), (32, 658050), (40, 526440), (41, 513600), (48, 438700), (50, 421152), (60, 350960), (64, 329025), (75, 280768), (80, 263220), (82, 256800), (96, 219350), (100, 210576), (107, 196800), (120, 175480), (123, 171200), (150, 140384), (160, 131610), (164, 128400), (192, 109675), (200, 105288), (205, 102720), (214, 98400), (240, 87740), (246, 85600), (300, 70192), (320, 65805), (321, 65600), (328, 64200), (400, 52644), (410, 51360), (428, 49200), (480, 43870), (492, 42800), (535, 39360), (600, 35096), (615, 34240), (642, 32800), (656, 32100), (800, 26322), (820, 25680), (856, 24600), (960, 21935), (984, 21400), (1025, 20544), (1070, 19680), (1200, 17548), (1230, 17120), (1284, 16400), (1312, 16050), (1600, 13161), (1605, 13120), (1640, 12840), (1712, 12300), (1968, 10700), (2050, 10272), (2140, 9840), (2400, 8774), (2460, 8560), (2568, 8200), (2624, 8025), (2675, 7872), (3075, 6848), (3210, 6560), (3280, 6420), (3424, 6150), (3936, 5350), (4100, 5136), (4280, 4920), (4387, 4800)]