55389420

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 181787760

約数和(自身を除く): 126398340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 131, 135, 145, 162, 174, 180, 243, 261, 262, 270, 290, 324, 348, 393, 405, 435, 486, 522, 524, 540, 580, 655, 729, 783, 786, 810, 870, 972, 1044, 1179, 1215, 1305, 1310, 1458, 1566, 1572, 1620, 1740, 1965, 2349, 2358, 2430, 2610, 2620, 2916, 3132, 3537, 3645, 3799, 3915, 3930, 4698, 4716, 4860, 5220, 5895, 7047, 7074, 7290, 7598, 7830, 7860, 9396, 10611, 11397, 11745, 11790, 14094, 14148, 14580, 15196, 15660, 17685, 18995, 21141, 21222, 22794, 23490, 23580, 28188, 31833, 34191, 35235, 35370, 37990, 42282, 42444, 45588, 46980, 53055, 56985, 63666, 68382, 70470, 70740, 75980, 84564, 95499, 102573, 105705, 106110, 113970, 127332, 136764, 140940, 159165, 170955, 190998, 205146, 211410, 212220, 227940, 307719, 318330, 341910, 381996, 410292, 422820, 477495, 512865, 615438, 636660, 683820, 923157, 954990, 1025730, 1230876, 1538595, 1846314, 1909980, 2051460, 2769471, 3077190, 3692628, 4615785, 5538942, 6154380, 9231570, 11077884, 13847355, 18463140, 27694710, 55389420]

約数ペア:

[(1, 55389420), (2, 27694710), (3, 18463140), (4, 13847355), (5, 11077884), (6, 9231570), (9, 6154380), (10, 5538942), (12, 4615785), (15, 3692628), (18, 3077190), (20, 2769471), (27, 2051460), (29, 1909980), (30, 1846314), (36, 1538595), (45, 1230876), (54, 1025730), (58, 954990), (60, 923157), (81, 683820), (87, 636660), (90, 615438), (108, 512865), (116, 477495), (131, 422820), (135, 410292), (145, 381996), (162, 341910), (174, 318330), (180, 307719), (243, 227940), (261, 212220), (262, 211410), (270, 205146), (290, 190998), (324, 170955), (348, 159165), (393, 140940), (405, 136764), (435, 127332), (486, 113970), (522, 106110), (524, 105705), (540, 102573), (580, 95499), (655, 84564), (729, 75980), (783, 70740), (786, 70470), (810, 68382), (870, 63666), (972, 56985), (1044, 53055), (1179, 46980), (1215, 45588), (1305, 42444), (1310, 42282), (1458, 37990), (1566, 35370), (1572, 35235), (1620, 34191), (1740, 31833), (1965, 28188), (2349, 23580), (2358, 23490), (2430, 22794), (2610, 21222), (2620, 21141), (2916, 18995), (3132, 17685), (3537, 15660), (3645, 15196), (3799, 14580), (3915, 14148), (3930, 14094), (4698, 11790), (4716, 11745), (4860, 11397), (5220, 10611), (5895, 9396), (7047, 7860), (7074, 7830), (7290, 7598)]