204618780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39199}}^1$

素因数の和:39243

約数の個数: 72

約数和(自身を含む): 642096000

約数和(自身を除く): 437477220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39199, 78398, 117597, 156796, 195995, 235194, 352791, 391990, 470388, 587985, 705582, 783980, 1136771, 1175970, 1411164, 1763955, 2273542, 2351940, 3410313, 3527910, 4547084, 5683855, 6820626, 7055820, 10230939, 11367710, 13641252, 17051565, 20461878, 22735420, 34103130, 40923756, 51154695, 68206260, 102309390, 204618780]

約数ペア:

[(1, 204618780), (2, 102309390), (3, 68206260), (4, 51154695), (5, 40923756), (6, 34103130), (9, 22735420), (10, 20461878), (12, 17051565), (15, 13641252), (18, 11367710), (20, 10230939), (29, 7055820), (30, 6820626), (36, 5683855), (45, 4547084), (58, 3527910), (60, 3410313), (87, 2351940), (90, 2273542), (116, 1763955), (145, 1411164), (174, 1175970), (180, 1136771), (261, 783980), (290, 705582), (348, 587985), (435, 470388), (522, 391990), (580, 352791), (870, 235194), (1044, 195995), (1305, 156796), (1740, 117597), (2610, 78398), (5220, 39199)]