243810720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{169313}}^1$

素因数の和:169334

約数の個数: 72

約数和(自身を含む): 832008996

約数和(自身を除く): 588198276

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 169313, 338626, 507939, 677252, 846565, 1015878, 1354504, 1523817, 1693130, 2031756, 2539695, 2709008, 3047634, 3386260, 4063512, 5079390, 5418016, 6095268, 6772520, 7619085, 8127024, 10158780, 12190536, 13545040, 15238170, 16254048, 20317560, 24381072, 27090080, 30476340, 40635120, 48762144, 60952680, 81270240, 121905360, 243810720]

約数ペア:

[(1, 243810720), (2, 121905360), (3, 81270240), (4, 60952680), (5, 48762144), (6, 40635120), (8, 30476340), (9, 27090080), (10, 24381072), (12, 20317560), (15, 16254048), (16, 15238170), (18, 13545040), (20, 12190536), (24, 10158780), (30, 8127024), (32, 7619085), (36, 6772520), (40, 6095268), (45, 5418016), (48, 5079390), (60, 4063512), (72, 3386260), (80, 3047634), (90, 2709008), (96, 2539695), (120, 2031756), (144, 1693130), (160, 1523817), (180, 1354504), (240, 1015878), (288, 846565), (360, 677252), (480, 507939), (720, 338626), (1440, 169313)]