16277940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{12919}}^1$

素因数の和:12941

約数の個数: 72

約数和(自身を含む): 56434560

約数和(自身を除く): 40156620

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, 12919, 25838, 38757, 51676, 64595, 77514, 90433, 116271, 129190, 155028, 180866, 193785, 232542, 258380, 271299, 361732, 387570, 452165, 465084, 542598, 581355, 775140, 813897, 904330, 1085196, 1162710, 1356495, 1627794, 1808660, 2325420, 2712990, 3255588, 4069485, 5425980, 8138970, 16277940]

約数ペア:

[(1, 16277940), (2, 8138970), (3, 5425980), (4, 4069485), (5, 3255588), (6, 2712990), (7, 2325420), (9, 1808660), (10, 1627794), (12, 1356495), (14, 1162710), (15, 1085196), (18, 904330), (20, 813897), (21, 775140), (28, 581355), (30, 542598), (35, 465084), (36, 452165), (42, 387570), (45, 361732), (60, 271299), (63, 258380), (70, 232542), (84, 193785), (90, 180866), (105, 155028), (126, 129190), (140, 116271), (180, 90433), (210, 77514), (252, 64595), (315, 51676), (420, 38757), (630, 25838), (1260, 12919)]