23378940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 77907648

約数和(自身を除く): 54528708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 97, 103, 117, 130, 156, 180, 194, 195, 206, 234, 260, 291, 309, 388, 390, 412, 468, 485, 515, 582, 585, 618, 780, 873, 927, 970, 1030, 1164, 1170, 1236, 1261, 1339, 1455, 1545, 1746, 1854, 1940, 2060, 2340, 2522, 2678, 2910, 3090, 3492, 3708, 3783, 4017, 4365, 4635, 5044, 5356, 5820, 6180, 6305, 6695, 7566, 8034, 8730, 9270, 9991, 11349, 12051, 12610, 13390, 15132, 16068, 17460, 18540, 18915, 19982, 20085, 22698, 24102, 25220, 26780, 29973, 37830, 39964, 40170, 45396, 48204, 49955, 56745, 59946, 60255, 75660, 80340, 89919, 99910, 113490, 119892, 120510, 129883, 149865, 179838, 199820, 226980, 241020, 259766, 299730, 359676, 389649, 449595, 519532, 599460, 649415, 779298, 899190, 1168947, 1298830, 1558596, 1798380, 1948245, 2337894, 2597660, 3896490, 4675788, 5844735, 7792980, 11689470, 23378940]

約数ペア:

[(1, 23378940), (2, 11689470), (3, 7792980), (4, 5844735), (5, 4675788), (6, 3896490), (9, 2597660), (10, 2337894), (12, 1948245), (13, 1798380), (15, 1558596), (18, 1298830), (20, 1168947), (26, 899190), (30, 779298), (36, 649415), (39, 599460), (45, 519532), (52, 449595), (60, 389649), (65, 359676), (78, 299730), (90, 259766), (97, 241020), (103, 226980), (117, 199820), (130, 179838), (156, 149865), (180, 129883), (194, 120510), (195, 119892), (206, 113490), (234, 99910), (260, 89919), (291, 80340), (309, 75660), (388, 60255), (390, 59946), (412, 56745), (468, 49955), (485, 48204), (515, 45396), (582, 40170), (585, 39964), (618, 37830), (780, 29973), (873, 26780), (927, 25220), (970, 24102), (1030, 22698), (1164, 20085), (1170, 19982), (1236, 18915), (1261, 18540), (1339, 17460), (1455, 16068), (1545, 15132), (1746, 13390), (1854, 12610), (1940, 12051), (2060, 11349), (2340, 9991), (2522, 9270), (2678, 8730), (2910, 8034), (3090, 7566), (3492, 6695), (3708, 6305), (3783, 6180), (4017, 5820), (4365, 5356), (4635, 5044)]