131439360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2670

約数の個数: 144

約数和(自身を含む): 452247264

約数和(自身を除く): 320807904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 2633, 3120, 3328, 3840, 4160, 4992, 5266, 6240, 7899, 8320, 9984, 10532, 12480, 13165, 15798, 16640, 21064, 24960, 26330, 31596, 34229, 39495, 42128, 49920, 52660, 63192, 68458, 78990, 84256, 102687, 105320, 126384, 136916, 157980, 168512, 171145, 205374, 210640, 252768, 273832, 315960, 337024, 342290, 410748, 421280, 505536, 513435, 547664, 631920, 674048, 684580, 821496, 842560, 1011072, 1026870, 1095328, 1263840, 1369160, 1642992, 1685120, 2022144, 2053740, 2190656, 2527680, 2738320, 3285984, 3370240, 4107480, 4381312, 5055360, 5476640, 6571968, 8214960, 8762624, 10110720, 10953280, 13143936, 16429920, 21906560, 26287872, 32859840, 43813120, 65719680, 131439360]

約数ペア:

[(1, 131439360), (2, 65719680), (3, 43813120), (4, 32859840), (5, 26287872), (6, 21906560), (8, 16429920), (10, 13143936), (12, 10953280), (13, 10110720), (15, 8762624), (16, 8214960), (20, 6571968), (24, 5476640), (26, 5055360), (30, 4381312), (32, 4107480), (39, 3370240), (40, 3285984), (48, 2738320), (52, 2527680), (60, 2190656), (64, 2053740), (65, 2022144), (78, 1685120), (80, 1642992), (96, 1369160), (104, 1263840), (120, 1095328), (128, 1026870), (130, 1011072), (156, 842560), (160, 821496), (192, 684580), (195, 674048), (208, 631920), (240, 547664), (256, 513435), (260, 505536), (312, 421280), (320, 410748), (384, 342290), (390, 337024), (416, 315960), (480, 273832), (520, 252768), (624, 210640), (640, 205374), (768, 171145), (780, 168512), (832, 157980), (960, 136916), (1040, 126384), (1248, 105320), (1280, 102687), (1560, 84256), (1664, 78990), (1920, 68458), (2080, 63192), (2496, 52660), (2633, 49920), (3120, 42128), (3328, 39495), (3840, 34229), (4160, 31596), (4992, 26330), (5266, 24960), (6240, 21064), (7899, 16640), (8320, 15798), (9984, 13165), (10532, 12480)]