2457286720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{57737}}^1$

素因数の和:57780

約数の個数: 112

約数和(自身を含む): 7039416960

約数和(自身を除く): 4582130240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 8512, 10640, 21280, 42560, 57737, 115474, 230948, 288685, 404159, 461896, 577370, 808318, 923792, 1097003, 1154740, 1616636, 1847584, 2020795, 2194006, 2309480, 3233272, 3695168, 4041590, 4388012, 4618960, 5485015, 6466544, 7679021, 8083180, 8776024, 9237920, 10970030, 12933088, 15358042, 16166360, 17552048, 18475840, 21940060, 25866176, 30716084, 32332720, 35104096, 38395105, 43880120, 61432168, 64665440, 70208192, 76790210, 87760240, 122864336, 129330880, 153580420, 175520480, 245728672, 307160840, 351040960, 491457344, 614321680, 1228643360, 2457286720]

約数ペア:

[(1, 2457286720), (2, 1228643360), (4, 614321680), (5, 491457344), (7, 351040960), (8, 307160840), (10, 245728672), (14, 175520480), (16, 153580420), (19, 129330880), (20, 122864336), (28, 87760240), (32, 76790210), (35, 70208192), (38, 64665440), (40, 61432168), (56, 43880120), (64, 38395105), (70, 35104096), (76, 32332720), (80, 30716084), (95, 25866176), (112, 21940060), (133, 18475840), (140, 17552048), (152, 16166360), (160, 15358042), (190, 12933088), (224, 10970030), (266, 9237920), (280, 8776024), (304, 8083180), (320, 7679021), (380, 6466544), (448, 5485015), (532, 4618960), (560, 4388012), (608, 4041590), (665, 3695168), (760, 3233272), (1064, 2309480), (1120, 2194006), (1216, 2020795), (1330, 1847584), (1520, 1616636), (2128, 1154740), (2240, 1097003), (2660, 923792), (3040, 808318), (4256, 577370), (5320, 461896), (6080, 404159), (8512, 288685), (10640, 230948), (21280, 115474), (42560, 57737)]