90986220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{997}}^1$

素因数の和:1041

約数の個数: 144

約数和(自身を含む): 306825120

約数和(自身を除く): 215838900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 338, 351, 390, 468, 507, 540, 585, 676, 702, 780, 845, 997, 1014, 1170, 1404, 1521, 1690, 1755, 1994, 2028, 2340, 2535, 2991, 3042, 3380, 3510, 3988, 4563, 4985, 5070, 5982, 6084, 7020, 7605, 8973, 9126, 9970, 10140, 11964, 12961, 14955, 15210, 17946, 18252, 19940, 22815, 25922, 26919, 29910, 30420, 35892, 38883, 44865, 45630, 51844, 53838, 59820, 64805, 77766, 89730, 91260, 107676, 116649, 129610, 134595, 155532, 168493, 179460, 194415, 233298, 259220, 269190, 336986, 349947, 388830, 466596, 505479, 538380, 583245, 673972, 699894, 777660, 842465, 1010958, 1166490, 1399788, 1516437, 1684930, 1749735, 2021916, 2332980, 2527395, 3032874, 3369860, 3499470, 4549311, 5054790, 6065748, 6998940, 7582185, 9098622, 10109580, 15164370, 18197244, 22746555, 30328740, 45493110, 90986220]

約数ペア:

[(1, 90986220), (2, 45493110), (3, 30328740), (4, 22746555), (5, 18197244), (6, 15164370), (9, 10109580), (10, 9098622), (12, 7582185), (13, 6998940), (15, 6065748), (18, 5054790), (20, 4549311), (26, 3499470), (27, 3369860), (30, 3032874), (36, 2527395), (39, 2332980), (45, 2021916), (52, 1749735), (54, 1684930), (60, 1516437), (65, 1399788), (78, 1166490), (90, 1010958), (108, 842465), (117, 777660), (130, 699894), (135, 673972), (156, 583245), (169, 538380), (180, 505479), (195, 466596), (234, 388830), (260, 349947), (270, 336986), (338, 269190), (351, 259220), (390, 233298), (468, 194415), (507, 179460), (540, 168493), (585, 155532), (676, 134595), (702, 129610), (780, 116649), (845, 107676), (997, 91260), (1014, 89730), (1170, 77766), (1404, 64805), (1521, 59820), (1690, 53838), (1755, 51844), (1994, 45630), (2028, 44865), (2340, 38883), (2535, 35892), (2991, 30420), (3042, 29910), (3380, 26919), (3510, 25922), (3988, 22815), (4563, 19940), (4985, 18252), (5070, 17946), (5982, 15210), (6084, 14955), (7020, 12961), (7605, 11964), (8973, 10140), (9126, 9970)]