856191680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2657}}^1$

素因数の和:2746

約数の個数: 112

約数和(自身を含む): 2187427680

約数和(自身を除く): 1331236000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 95, 106, 152, 160, 190, 212, 265, 304, 320, 380, 424, 530, 608, 760, 848, 1007, 1060, 1216, 1520, 1696, 2014, 2120, 2657, 3040, 3392, 4028, 4240, 5035, 5314, 6080, 8056, 8480, 10070, 10628, 13285, 16112, 16960, 20140, 21256, 26570, 32224, 40280, 42512, 50483, 53140, 64448, 80560, 85024, 100966, 106280, 140821, 161120, 170048, 201932, 212560, 252415, 281642, 322240, 403864, 425120, 504830, 563284, 704105, 807728, 850240, 1009660, 1126568, 1408210, 1615456, 2019320, 2253136, 2675599, 2816420, 3230912, 4038640, 4506272, 5351198, 5632840, 8077280, 9012544, 10702396, 11265680, 13377995, 16154560, 21404792, 22531360, 26755990, 42809584, 45062720, 53511980, 85619168, 107023960, 171238336, 214047920, 428095840, 856191680]

約数ペア:

[(1, 856191680), (2, 428095840), (4, 214047920), (5, 171238336), (8, 107023960), (10, 85619168), (16, 53511980), (19, 45062720), (20, 42809584), (32, 26755990), (38, 22531360), (40, 21404792), (53, 16154560), (64, 13377995), (76, 11265680), (80, 10702396), (95, 9012544), (106, 8077280), (152, 5632840), (160, 5351198), (190, 4506272), (212, 4038640), (265, 3230912), (304, 2816420), (320, 2675599), (380, 2253136), (424, 2019320), (530, 1615456), (608, 1408210), (760, 1126568), (848, 1009660), (1007, 850240), (1060, 807728), (1216, 704105), (1520, 563284), (1696, 504830), (2014, 425120), (2120, 403864), (2657, 322240), (3040, 281642), (3392, 252415), (4028, 212560), (4240, 201932), (5035, 170048), (5314, 161120), (6080, 140821), (8056, 106280), (8480, 100966), (10070, 85024), (10628, 80560), (13285, 64448), (16112, 53140), (16960, 50483), (20140, 42512), (21256, 40280), (26570, 32224)]