209973605720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{601}}^1\times {\mathrm{2027}}^1$

素因数の和:2809

約数の個数: 128

約数和(自身を含む): 492249139200

約数和(自身を除く): 282275533480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 310, 556, 601, 620, 695, 1112, 1202, 1240, 1390, 2027, 2404, 2780, 3005, 4054, 4309, 4808, 5560, 6010, 8108, 8618, 10135, 12020, 16216, 17236, 18631, 20270, 21545, 24040, 34472, 37262, 40540, 43090, 62837, 74524, 81080, 83539, 86180, 93155, 125674, 149048, 167078, 172360, 186310, 251348, 281753, 314185, 334156, 372620, 417695, 502696, 563506, 628370, 668312, 745240, 835390, 1127012, 1218227, 1256740, 1408765, 1670780, 2254024, 2436454, 2513480, 2589709, 2817530, 3341560, 4872908, 5179418, 5635060, 6091135, 8734343, 9745816, 10358836, 11270120, 12182270, 12948545, 17468686, 20717672, 24364540, 25897090, 34937372, 37765037, 43671715, 48729080, 51794180, 69874744, 75530074, 87343430, 103588360, 151060148, 169333553, 174686860, 188825185, 302120296, 338667106, 349373720, 377650370, 677334212, 755300740, 846667765, 1354668424, 1510601480, 1693335530, 3386671060, 5249340143, 6773342120, 10498680286, 20997360572, 26246700715, 41994721144, 52493401430, 104986802860, 209973605720]

約数ペア:

[(1, 209973605720), (2, 104986802860), (4, 52493401430), (5, 41994721144), (8, 26246700715), (10, 20997360572), (20, 10498680286), (31, 6773342120), (40, 5249340143), (62, 3386671060), (124, 1693335530), (139, 1510601480), (155, 1354668424), (248, 846667765), (278, 755300740), (310, 677334212), (556, 377650370), (601, 349373720), (620, 338667106), (695, 302120296), (1112, 188825185), (1202, 174686860), (1240, 169333553), (1390, 151060148), (2027, 103588360), (2404, 87343430), (2780, 75530074), (3005, 69874744), (4054, 51794180), (4309, 48729080), (4808, 43671715), (5560, 37765037), (6010, 34937372), (8108, 25897090), (8618, 24364540), (10135, 20717672), (12020, 17468686), (16216, 12948545), (17236, 12182270), (18631, 11270120), (20270, 10358836), (21545, 9745816), (24040, 8734343), (34472, 6091135), (37262, 5635060), (40540, 5179418), (43090, 4872908), (62837, 3341560), (74524, 2817530), (81080, 2589709), (83539, 2513480), (86180, 2436454), (93155, 2254024), (125674, 1670780), (149048, 1408765), (167078, 1256740), (172360, 1218227), (186310, 1127012), (251348, 835390), (281753, 745240), (314185, 668312), (334156, 628370), (372620, 563506), (417695, 502696)]