181325340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{143909}}^1$

素因数の和:143931

約数の個数: 72

約数和(自身を含む): 628598880

約数和(自身を除く): 447273540

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, 143909, 287818, 431727, 575636, 719545, 863454, 1007363, 1295181, 1439090, 1726908, 2014726, 2158635, 2590362, 2878180, 3022089, 4029452, 4317270, 5036815, 5180724, 6044178, 6475905, 8634540, 9066267, 10073630, 12088356, 12951810, 15110445, 18132534, 20147260, 25903620, 30220890, 36265068, 45331335, 60441780, 90662670, 181325340]

約数ペア:

[(1, 181325340), (2, 90662670), (3, 60441780), (4, 45331335), (5, 36265068), (6, 30220890), (7, 25903620), (9, 20147260), (10, 18132534), (12, 15110445), (14, 12951810), (15, 12088356), (18, 10073630), (20, 9066267), (21, 8634540), (28, 6475905), (30, 6044178), (35, 5180724), (36, 5036815), (42, 4317270), (45, 4029452), (60, 3022089), (63, 2878180), (70, 2590362), (84, 2158635), (90, 2014726), (105, 1726908), (126, 1439090), (140, 1295181), (180, 1007363), (210, 863454), (252, 719545), (315, 575636), (420, 431727), (630, 287818), (1260, 143909)]