90168240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2566

約数の個数: 80

約数和(自身を含む): 281419488

約数和(自身を除く): 191251248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2393, 2512, 3140, 3768, 4710, 4786, 6280, 7179, 7536, 9420, 9572, 11965, 12560, 14358, 18840, 19144, 23930, 28716, 35895, 37680, 38288, 47860, 57432, 71790, 95720, 114864, 143580, 191440, 287160, 375701, 574320, 751402, 1127103, 1502804, 1878505, 2254206, 3005608, 3757010, 4508412, 5635515, 6011216, 7514020, 9016824, 11271030, 15028040, 18033648, 22542060, 30056080, 45084120, 90168240]

約数ペア:

[(1, 90168240), (2, 45084120), (3, 30056080), (4, 22542060), (5, 18033648), (6, 15028040), (8, 11271030), (10, 9016824), (12, 7514020), (15, 6011216), (16, 5635515), (20, 4508412), (24, 3757010), (30, 3005608), (40, 2254206), (48, 1878505), (60, 1502804), (80, 1127103), (120, 751402), (157, 574320), (240, 375701), (314, 287160), (471, 191440), (628, 143580), (785, 114864), (942, 95720), (1256, 71790), (1570, 57432), (1884, 47860), (2355, 38288), (2393, 37680), (2512, 35895), (3140, 28716), (3768, 23930), (4710, 19144), (4786, 18840), (6280, 14358), (7179, 12560), (7536, 11965), (9420, 9572)]