281341440

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{12211}}^1$

素因数の和:12240

約数の個数: 120

約数和(自身を含む): 974444328

約数和(自身を除く): 693102888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 12211, 23040, 24422, 36633, 48844, 61055, 73266, 97688, 109899, 122110, 146532, 183165, 195376, 219798, 244220, 293064, 366330, 390752, 439596, 488440, 549495, 586128, 732660, 781504, 879192, 976880, 1098990, 1172256, 1465320, 1563008, 1758384, 1953760, 2197980, 2344512, 2930640, 3126016, 3516768, 3907520, 4395960, 4689024, 5861280, 6252032, 7033536, 7815040, 8791920, 9378048, 11722560, 14067072, 15630080, 17583840, 18756096, 23445120, 28134144, 31260160, 35167680, 46890240, 56268288, 70335360, 93780480, 140670720, 281341440]

約数ペア:

[(1, 281341440), (2, 140670720), (3, 93780480), (4, 70335360), (5, 56268288), (6, 46890240), (8, 35167680), (9, 31260160), (10, 28134144), (12, 23445120), (15, 18756096), (16, 17583840), (18, 15630080), (20, 14067072), (24, 11722560), (30, 9378048), (32, 8791920), (36, 7815040), (40, 7033536), (45, 6252032), (48, 5861280), (60, 4689024), (64, 4395960), (72, 3907520), (80, 3516768), (90, 3126016), (96, 2930640), (120, 2344512), (128, 2197980), (144, 1953760), (160, 1758384), (180, 1563008), (192, 1465320), (240, 1172256), (256, 1098990), (288, 976880), (320, 879192), (360, 781504), (384, 732660), (480, 586128), (512, 549495), (576, 488440), (640, 439596), (720, 390752), (768, 366330), (960, 293064), (1152, 244220), (1280, 219798), (1440, 195376), (1536, 183165), (1920, 146532), (2304, 122110), (2560, 109899), (2880, 97688), (3840, 73266), (4608, 61055), (5760, 48844), (7680, 36633), (11520, 24422), (12211, 23040)]