90512940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215507}}^1$

素因数の和:215526

約数の個数: 48

約数和(自身を含む): 289642752

約数和(自身を除く): 199129812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 215507, 431014, 646521, 862028, 1077535, 1293042, 1508549, 2155070, 2586084, 3017098, 3232605, 4310140, 4525647, 6034196, 6465210, 7542745, 9051294, 12930420, 15085490, 18102588, 22628235, 30170980, 45256470, 90512940]

約数ペア:

[(1, 90512940), (2, 45256470), (3, 30170980), (4, 22628235), (5, 18102588), (6, 15085490), (7, 12930420), (10, 9051294), (12, 7542745), (14, 6465210), (15, 6034196), (20, 4525647), (21, 4310140), (28, 3232605), (30, 3017098), (35, 2586084), (42, 2155070), (60, 1508549), (70, 1293042), (84, 1077535), (105, 862028), (140, 646521), (210, 431014), (420, 215507)]