161534490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{431}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 432407808

約数和(自身を除く): 270873318

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 431, 465, 806, 862, 930, 961, 1209, 1293, 1922, 2015, 2155, 2418, 2586, 2883, 4030, 4310, 4805, 5603, 5766, 6045, 6465, 9610, 11206, 12090, 12493, 12930, 13361, 14415, 16809, 24986, 26722, 28015, 28830, 33618, 37479, 40083, 56030, 62465, 66805, 74958, 80166, 84045, 124930, 133610, 168090, 173693, 187395, 200415, 347386, 374790, 400830, 414191, 521079, 828382, 868465, 1042158, 1242573, 1736930, 2070955, 2485146, 2605395, 4141910, 5210790, 5384483, 6212865, 10768966, 12425730, 16153449, 26922415, 32306898, 53844830, 80767245, 161534490]

約数ペア:

[(1, 161534490), (2, 80767245), (3, 53844830), (5, 32306898), (6, 26922415), (10, 16153449), (13, 12425730), (15, 10768966), (26, 6212865), (30, 5384483), (31, 5210790), (39, 4141910), (62, 2605395), (65, 2485146), (78, 2070955), (93, 1736930), (130, 1242573), (155, 1042158), (186, 868465), (195, 828382), (310, 521079), (390, 414191), (403, 400830), (431, 374790), (465, 347386), (806, 200415), (862, 187395), (930, 173693), (961, 168090), (1209, 133610), (1293, 124930), (1922, 84045), (2015, 80166), (2155, 74958), (2418, 66805), (2586, 62465), (2883, 56030), (4030, 40083), (4310, 37479), (4805, 33618), (5603, 28830), (5766, 28015), (6045, 26722), (6465, 24986), (9610, 16809), (11206, 14415), (12090, 13361), (12493, 12930)]