20280975360

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{165047}}^1$

素因数の和:165081

約数の個数: 112

約数和(自身を含む): 64895553216

約数和(自身を除く): 44614577856

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, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 8192, 10240, 12288, 15360, 20480, 24576, 30720, 40960, 61440, 122880, 165047, 330094, 495141, 660188, 825235, 990282, 1320376, 1650470, 1980564, 2475705, 2640752, 3300940, 3961128, 4951410, 5281504, 6601880, 7922256, 9902820, 10563008, 13203760, 15844512, 19805640, 21126016, 26407520, 31689024, 39611280, 42252032, 52815040, 63378048, 79222560, 84504064, 105630080, 126756096, 158445120, 169008128, 211260160, 253512192, 316890240, 338016256, 422520320, 507024384, 633780480, 676032512, 845040640, 1014048768, 1267560960, 1352065024, 1690081280, 2028097536, 2535121920, 3380162560, 4056195072, 5070243840, 6760325120, 10140487680, 20280975360]

約数ペア:

[(1, 20280975360), (2, 10140487680), (3, 6760325120), (4, 5070243840), (5, 4056195072), (6, 3380162560), (8, 2535121920), (10, 2028097536), (12, 1690081280), (15, 1352065024), (16, 1267560960), (20, 1014048768), (24, 845040640), (30, 676032512), (32, 633780480), (40, 507024384), (48, 422520320), (60, 338016256), (64, 316890240), (80, 253512192), (96, 211260160), (120, 169008128), (128, 158445120), (160, 126756096), (192, 105630080), (240, 84504064), (256, 79222560), (320, 63378048), (384, 52815040), (480, 42252032), (512, 39611280), (640, 31689024), (768, 26407520), (960, 21126016), (1024, 19805640), (1280, 15844512), (1536, 13203760), (1920, 10563008), (2048, 9902820), (2560, 7922256), (3072, 6601880), (3840, 5281504), (4096, 4951410), (5120, 3961128), (6144, 3300940), (7680, 2640752), (8192, 2475705), (10240, 1980564), (12288, 1650470), (15360, 1320376), (20480, 990282), (24576, 825235), (30720, 660188), (40960, 495141), (61440, 330094), (122880, 165047)]