51371520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{6689}}^1$

素因数の和:6715

約数の個数: 80

約数和(自身を含む): 164252880

約数和(自身を除く): 112881360

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 6689, 7680, 13378, 20067, 26756, 33445, 40134, 53512, 66890, 80268, 100335, 107024, 133780, 160536, 200670, 214048, 267560, 321072, 401340, 428096, 535120, 642144, 802680, 856192, 1070240, 1284288, 1605360, 1712384, 2140480, 2568576, 3210720, 3424768, 4280960, 5137152, 6421440, 8561920, 10274304, 12842880, 17123840, 25685760, 51371520]

約数ペア:

[(1, 51371520), (2, 25685760), (3, 17123840), (4, 12842880), (5, 10274304), (6, 8561920), (8, 6421440), (10, 5137152), (12, 4280960), (15, 3424768), (16, 3210720), (20, 2568576), (24, 2140480), (30, 1712384), (32, 1605360), (40, 1284288), (48, 1070240), (60, 856192), (64, 802680), (80, 642144), (96, 535120), (120, 428096), (128, 401340), (160, 321072), (192, 267560), (240, 214048), (256, 200670), (320, 160536), (384, 133780), (480, 107024), (512, 100335), (640, 80268), (768, 66890), (960, 53512), (1280, 40134), (1536, 33445), (1920, 26756), (2560, 20067), (3840, 13378), (6689, 7680)]