161455807520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{154841}}^1$

素因数の和:154896

約数の個数: 192

約数和(自身を含む): 468242208000

約数和(自身を除く): 306786400480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 343, 380, 392, 490, 532, 560, 608, 665, 686, 760, 784, 931, 980, 1064, 1120, 1330, 1372, 1520, 1568, 1715, 1862, 1960, 2128, 2660, 2744, 3040, 3430, 3724, 3920, 4256, 4655, 5320, 5488, 6517, 6860, 7448, 7840, 9310, 10640, 10976, 13034, 13720, 14896, 18620, 21280, 26068, 27440, 29792, 32585, 37240, 52136, 54880, 65170, 74480, 104272, 130340, 148960, 154841, 208544, 260680, 309682, 521360, 619364, 774205, 1042720, 1083887, 1238728, 1548410, 2167774, 2477456, 2941979, 3096820, 4335548, 4954912, 5419435, 5883958, 6193640, 7587209, 8671096, 10838870, 11767916, 12387280, 14709895, 15174418, 17342192, 20593853, 21677740, 23535832, 24774560, 29419790, 30348836, 34684384, 37936045, 41187706, 43355480, 47071664, 53110463, 58839580, 60697672, 75872090, 82375412, 86710960, 94143328, 102969265, 106220926, 117679160, 121395344, 144156971, 151744180, 164750824, 173421920, 205938530, 212441852, 235358320, 242790688, 265552315, 288313942, 303488360, 329501648, 411877060, 424883704, 470716640, 531104630, 576627884, 606976720, 659003296, 720784855, 823754120, 849767408, 1009098797, 1062209260, 1153255768, 1213953440, 1441569710, 1647508240, 1699534816, 2018197594, 2124418520, 2306511536, 2883139420, 3295016480, 4036395188, 4248837040, 4613023072, 5045493985, 5766278840, 8072790376, 8497674080, 10090987970, 11532557680, 16145580752, 20181975940, 23065115360, 32291161504, 40363951880, 80727903760, 161455807520]

約数ペア:

[(1, 161455807520), (2, 80727903760), (4, 40363951880), (5, 32291161504), (7, 23065115360), (8, 20181975940), (10, 16145580752), (14, 11532557680), (16, 10090987970), (19, 8497674080), (20, 8072790376), (28, 5766278840), (32, 5045493985), (35, 4613023072), (38, 4248837040), (40, 4036395188), (49, 3295016480), (56, 2883139420), (70, 2306511536), (76, 2124418520), (80, 2018197594), (95, 1699534816), (98, 1647508240), (112, 1441569710), (133, 1213953440), (140, 1153255768), (152, 1062209260), (160, 1009098797), (190, 849767408), (196, 823754120), (224, 720784855), (245, 659003296), (266, 606976720), (280, 576627884), (304, 531104630), (343, 470716640), (380, 424883704), (392, 411877060), (490, 329501648), (532, 303488360), (560, 288313942), (608, 265552315), (665, 242790688), (686, 235358320), (760, 212441852), (784, 205938530), (931, 173421920), (980, 164750824), (1064, 151744180), (1120, 144156971), (1330, 121395344), (1372, 117679160), (1520, 106220926), (1568, 102969265), (1715, 94143328), (1862, 86710960), (1960, 82375412), (2128, 75872090), (2660, 60697672), (2744, 58839580), (3040, 53110463), (3430, 47071664), (3724, 43355480), (3920, 41187706), (4256, 37936045), (4655, 34684384), (5320, 30348836), (5488, 29419790), (6517, 24774560), (6860, 23535832), (7448, 21677740), (7840, 20593853), (9310, 17342192), (10640, 15174418), (10976, 14709895), (13034, 12387280), (13720, 11767916), (14896, 10838870), (18620, 8671096), (21280, 7587209), (26068, 6193640), (27440, 5883958), (29792, 5419435), (32585, 4954912), (37240, 4335548), (52136, 3096820), (54880, 2941979), (65170, 2477456), (74480, 2167774), (104272, 1548410), (130340, 1238728), (148960, 1083887), (154841, 1042720), (208544, 774205), (260680, 619364), (309682, 521360)]