128467200

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{6691}}^1$

素因数の和:6720

約数の個数: 108

約数和(自身を含む): 424031888

約数和(自身を除く): 295564688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 150, 160, 192, 200, 240, 256, 300, 320, 384, 400, 480, 600, 640, 768, 800, 960, 1200, 1280, 1600, 1920, 2400, 3200, 3840, 4800, 6400, 6691, 9600, 13382, 19200, 20073, 26764, 33455, 40146, 53528, 66910, 80292, 100365, 107056, 133820, 160584, 167275, 200730, 214112, 267640, 321168, 334550, 401460, 428224, 501825, 535280, 642336, 669100, 802920, 856448, 1003650, 1070560, 1284672, 1338200, 1605840, 1712896, 2007300, 2141120, 2569344, 2676400, 3211680, 4014600, 4282240, 5138688, 5352800, 6423360, 8029200, 8564480, 10705600, 12846720, 16058400, 21411200, 25693440, 32116800, 42822400, 64233600, 128467200]

約数ペア:

[(1, 128467200), (2, 64233600), (3, 42822400), (4, 32116800), (5, 25693440), (6, 21411200), (8, 16058400), (10, 12846720), (12, 10705600), (15, 8564480), (16, 8029200), (20, 6423360), (24, 5352800), (25, 5138688), (30, 4282240), (32, 4014600), (40, 3211680), (48, 2676400), (50, 2569344), (60, 2141120), (64, 2007300), (75, 1712896), (80, 1605840), (96, 1338200), (100, 1284672), (120, 1070560), (128, 1003650), (150, 856448), (160, 802920), (192, 669100), (200, 642336), (240, 535280), (256, 501825), (300, 428224), (320, 401460), (384, 334550), (400, 321168), (480, 267640), (600, 214112), (640, 200730), (768, 167275), (800, 160584), (960, 133820), (1200, 107056), (1280, 100365), (1600, 80292), (1920, 66910), (2400, 53528), (3200, 40146), (3840, 33455), (4800, 26764), (6400, 20073), (6691, 19200), (9600, 13382)]