172585980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{136973}}^1$

素因数の和:136995

約数の個数: 72

約数和(自身を含む): 598302432

約数和(自身を除く): 425716452

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, 136973, 273946, 410919, 547892, 684865, 821838, 958811, 1232757, 1369730, 1643676, 1917622, 2054595, 2465514, 2739460, 2876433, 3835244, 4109190, 4794055, 4931028, 5752866, 6163785, 8218380, 8629299, 9588110, 11505732, 12327570, 14382165, 17258598, 19176220, 24655140, 28764330, 34517196, 43146495, 57528660, 86292990, 172585980]

約数ペア:

[(1, 172585980), (2, 86292990), (3, 57528660), (4, 43146495), (5, 34517196), (6, 28764330), (7, 24655140), (9, 19176220), (10, 17258598), (12, 14382165), (14, 12327570), (15, 11505732), (18, 9588110), (20, 8629299), (21, 8218380), (28, 6163785), (30, 5752866), (35, 4931028), (36, 4794055), (42, 4109190), (45, 3835244), (60, 2876433), (63, 2739460), (70, 2465514), (84, 2054595), (90, 1917622), (105, 1643676), (126, 1369730), (140, 1232757), (180, 958811), (210, 821838), (252, 684865), (315, 547892), (420, 410919), (630, 273946), (1260, 136973)]