128520960

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{33469}}^1$

素因数の和:33493

約数の個数: 72

約数和(自身を含む): 410476080

約数和(自身を除く): 281955120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 33469, 66938, 100407, 133876, 167345, 200814, 267752, 334690, 401628, 502035, 535504, 669380, 803256, 1004070, 1071008, 1338760, 1606512, 2008140, 2142016, 2677520, 3213024, 4016280, 4284032, 5355040, 6426048, 8032560, 8568064, 10710080, 12852096, 16065120, 21420160, 25704192, 32130240, 42840320, 64260480, 128520960]

約数ペア:

[(1, 128520960), (2, 64260480), (3, 42840320), (4, 32130240), (5, 25704192), (6, 21420160), (8, 16065120), (10, 12852096), (12, 10710080), (15, 8568064), (16, 8032560), (20, 6426048), (24, 5355040), (30, 4284032), (32, 4016280), (40, 3213024), (48, 2677520), (60, 2142016), (64, 2008140), (80, 1606512), (96, 1338760), (120, 1071008), (128, 1004070), (160, 803256), (192, 669380), (240, 535504), (256, 502035), (320, 401628), (384, 334690), (480, 267752), (640, 200814), (768, 167345), (960, 133876), (1280, 100407), (1920, 66938), (3840, 33469)]