7142940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{5669}}^1$

素因数の和:5691

約数の個数: 72

約数和(自身を含む): 24766560

約数和(自身を除く): 17623620

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, 5669, 11338, 17007, 22676, 28345, 34014, 39683, 51021, 56690, 68028, 79366, 85035, 102042, 113380, 119049, 158732, 170070, 198415, 204084, 238098, 255105, 340140, 357147, 396830, 476196, 510210, 595245, 714294, 793660, 1020420, 1190490, 1428588, 1785735, 2380980, 3571470, 7142940]

約数ペア:

[(1, 7142940), (2, 3571470), (3, 2380980), (4, 1785735), (5, 1428588), (6, 1190490), (7, 1020420), (9, 793660), (10, 714294), (12, 595245), (14, 510210), (15, 476196), (18, 396830), (20, 357147), (21, 340140), (28, 255105), (30, 238098), (35, 204084), (36, 198415), (42, 170070), (45, 158732), (60, 119049), (63, 113380), (70, 102042), (84, 85035), (90, 79366), (105, 68028), (126, 56690), (140, 51021), (180, 39683), (210, 34014), (252, 28345), (315, 22676), (420, 17007), (630, 11338), (1260, 5669)]