990215100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{157177}}^1$

素因数の和:157204

約数の個数: 108

約数和(自身を含む): 3547193104

約数和(自身を除く): 2556978004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 157177, 314354, 471531, 628708, 785885, 943062, 1100239, 1414593, 1571770, 1886124, 2200478, 2357655, 2829186, 3143540, 3300717, 3929425, 4400956, 4715310, 5501195, 5658372, 6601434, 7072965, 7858850, 9430620, 9902151, 11002390, 11788275, 13202868, 14145930, 15717700, 16503585, 19804302, 22004780, 23576550, 27505975, 28291860, 33007170, 35364825, 39608604, 47153100, 49510755, 55011950, 66014340, 70729650, 82517925, 99021510, 110023900, 141459300, 165035850, 198043020, 247553775, 330071700, 495107550, 990215100]

約数ペア:

[(1, 990215100), (2, 495107550), (3, 330071700), (4, 247553775), (5, 198043020), (6, 165035850), (7, 141459300), (9, 110023900), (10, 99021510), (12, 82517925), (14, 70729650), (15, 66014340), (18, 55011950), (20, 49510755), (21, 47153100), (25, 39608604), (28, 35364825), (30, 33007170), (35, 28291860), (36, 27505975), (42, 23576550), (45, 22004780), (50, 19804302), (60, 16503585), (63, 15717700), (70, 14145930), (75, 13202868), (84, 11788275), (90, 11002390), (100, 9902151), (105, 9430620), (126, 7858850), (140, 7072965), (150, 6601434), (175, 5658372), (180, 5501195), (210, 4715310), (225, 4400956), (252, 3929425), (300, 3300717), (315, 3143540), (350, 2829186), (420, 2357655), (450, 2200478), (525, 1886124), (630, 1571770), (700, 1414593), (900, 1100239), (1050, 943062), (1260, 785885), (1575, 628708), (2100, 471531), (3150, 314354), (6300, 157177)]