221275728

素因数分解:

$2^4\times 3^2\times {\mathrm{149}}^1\times {\mathrm{10313}}^1$

素因数の和:10476

約数の個数: 60

約数和(自身を含む): 623481300

約数和(自身を除く): 402205572

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149, 298, 447, 596, 894, 1192, 1341, 1788, 2384, 2682, 3576, 5364, 7152, 10313, 10728, 20626, 21456, 30939, 41252, 61878, 82504, 92817, 123756, 165008, 185634, 247512, 371268, 495024, 742536, 1485072, 1536637, 3073274, 4609911, 6146548, 9219822, 12293096, 13829733, 18439644, 24586192, 27659466, 36879288, 55318932, 73758576, 110637864, 221275728]

約数ペア:

[(1, 221275728), (2, 110637864), (3, 73758576), (4, 55318932), (6, 36879288), (8, 27659466), (9, 24586192), (12, 18439644), (16, 13829733), (18, 12293096), (24, 9219822), (36, 6146548), (48, 4609911), (72, 3073274), (144, 1536637), (149, 1485072), (298, 742536), (447, 495024), (596, 371268), (894, 247512), (1192, 185634), (1341, 165008), (1788, 123756), (2384, 92817), (2682, 82504), (3576, 61878), (5364, 41252), (7152, 30939), (10313, 21456), (10728, 20626)]