198780240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3079}}^1$

素因数の和:3364

約数の個数: 80

約数和(自身を含む): 618710400

約数和(自身を除く): 419930160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269, 538, 807, 1076, 1345, 1614, 2152, 2690, 3079, 3228, 4035, 4304, 5380, 6158, 6456, 8070, 9237, 10760, 12316, 12912, 15395, 16140, 18474, 21520, 24632, 30790, 32280, 36948, 46185, 49264, 61580, 64560, 73896, 92370, 123160, 147792, 184740, 246320, 369480, 738960, 828251, 1656502, 2484753, 3313004, 4141255, 4969506, 6626008, 8282510, 9939012, 12423765, 13252016, 16565020, 19878024, 24847530, 33130040, 39756048, 49695060, 66260080, 99390120, 198780240]

約数ペア:

[(1, 198780240), (2, 99390120), (3, 66260080), (4, 49695060), (5, 39756048), (6, 33130040), (8, 24847530), (10, 19878024), (12, 16565020), (15, 13252016), (16, 12423765), (20, 9939012), (24, 8282510), (30, 6626008), (40, 4969506), (48, 4141255), (60, 3313004), (80, 2484753), (120, 1656502), (240, 828251), (269, 738960), (538, 369480), (807, 246320), (1076, 184740), (1345, 147792), (1614, 123160), (2152, 92370), (2690, 73896), (3079, 64560), (3228, 61580), (4035, 49264), (4304, 46185), (5380, 36948), (6158, 32280), (6456, 30790), (8070, 24632), (9237, 21520), (10760, 18474), (12316, 16140), (12912, 15395)]