1231194580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:846

約数の個数: 144

約数和(自身を含む): 3304409472

約数和(自身を除く): 2073214892

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 181, 196, 220, 245, 308, 362, 385, 490, 539, 631, 724, 770, 905, 980, 1078, 1262, 1267, 1540, 1810, 1991, 2156, 2524, 2534, 2695, 3155, 3620, 3982, 4417, 5068, 5390, 6310, 6335, 6941, 7964, 8834, 8869, 9955, 10780, 12620, 12670, 13882, 13937, 17668, 17738, 19910, 22085, 25340, 27764, 27874, 30919, 34705, 35476, 39820, 44170, 44345, 48587, 55748, 61838, 69410, 69685, 88340, 88690, 97174, 97559, 114211, 123676, 138820, 139370, 154595, 177380, 194348, 195118, 228422, 242935, 278740, 309190, 340109, 390236, 456844, 485870, 487795, 571055, 618380, 680218, 799477, 971740, 975590, 1142110, 1256321, 1360436, 1598954, 1700545, 1951180, 2284220, 2512642, 3197908, 3401090, 3997385, 5025284, 5596339, 6281605, 6802180, 7994770, 8794247, 11192678, 12563210, 15989540, 17588494, 22385356, 25126420, 27981695, 35176988, 43971235, 55963390, 61559729, 87942470, 111926780, 123119458, 175884940, 246238916, 307798645, 615597290, 1231194580]

約数ペア:

[(1, 1231194580), (2, 615597290), (4, 307798645), (5, 246238916), (7, 175884940), (10, 123119458), (11, 111926780), (14, 87942470), (20, 61559729), (22, 55963390), (28, 43971235), (35, 35176988), (44, 27981695), (49, 25126420), (55, 22385356), (70, 17588494), (77, 15989540), (98, 12563210), (110, 11192678), (140, 8794247), (154, 7994770), (181, 6802180), (196, 6281605), (220, 5596339), (245, 5025284), (308, 3997385), (362, 3401090), (385, 3197908), (490, 2512642), (539, 2284220), (631, 1951180), (724, 1700545), (770, 1598954), (905, 1360436), (980, 1256321), (1078, 1142110), (1262, 975590), (1267, 971740), (1540, 799477), (1810, 680218), (1991, 618380), (2156, 571055), (2524, 487795), (2534, 485870), (2695, 456844), (3155, 390236), (3620, 340109), (3982, 309190), (4417, 278740), (5068, 242935), (5390, 228422), (6310, 195118), (6335, 194348), (6941, 177380), (7964, 154595), (8834, 139370), (8869, 138820), (9955, 123676), (10780, 114211), (12620, 97559), (12670, 97174), (13882, 88690), (13937, 88340), (17668, 69685), (17738, 69410), (19910, 61838), (22085, 55748), (25340, 48587), (27764, 44345), (27874, 44170), (30919, 39820), (34705, 35476)]