499744980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{396623}}^1$

素因数の和:396645

約数の個数: 72

約数和(自身を含む): 1732453632

約数和(自身を除く): 1232708652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 396623, 793246, 1189869, 1586492, 1983115, 2379738, 2776361, 3569607, 3966230, 4759476, 5552722, 5949345, 7139214, 7932460, 8329083, 11105444, 11898690, 13881805, 14278428, 16658166, 17848035, 23797380, 24987249, 27763610, 33316332, 35696070, 41645415, 49974498, 55527220, 71392140, 83290830, 99948996, 124936245, 166581660, 249872490, 499744980]

約数ペア:

[(1, 499744980), (2, 249872490), (3, 166581660), (4, 124936245), (5, 99948996), (6, 83290830), (7, 71392140), (9, 55527220), (10, 49974498), (12, 41645415), (14, 35696070), (15, 33316332), (18, 27763610), (20, 24987249), (21, 23797380), (28, 17848035), (30, 16658166), (35, 14278428), (36, 13881805), (42, 11898690), (45, 11105444), (60, 8329083), (63, 7932460), (70, 7139214), (84, 5949345), (90, 5552722), (105, 4759476), (126, 3966230), (140, 3569607), (180, 2776361), (210, 2379738), (252, 1983115), (315, 1586492), (420, 1189869), (630, 793246), (1260, 396623)]