20161745040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1183201}}^1$

素因数の和:1183288

約数の個数: 80

約数和(自身を含む): 63381764736

約数和(自身を除く): 43220019696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 17040, 1183201, 2366402, 3549603, 4732804, 5916005, 7099206, 9465608, 11832010, 14198412, 17748015, 18931216, 23664020, 28396824, 35496030, 47328040, 56793648, 70992060, 84007271, 94656080, 141984120, 168014542, 252021813, 283968240, 336029084, 420036355, 504043626, 672058168, 840072710, 1008087252, 1260109065, 1344116336, 1680145420, 2016174504, 2520218130, 3360290840, 4032349008, 5040436260, 6720581680, 10080872520, 20161745040]

約数ペア:

[(1, 20161745040), (2, 10080872520), (3, 6720581680), (4, 5040436260), (5, 4032349008), (6, 3360290840), (8, 2520218130), (10, 2016174504), (12, 1680145420), (15, 1344116336), (16, 1260109065), (20, 1008087252), (24, 840072710), (30, 672058168), (40, 504043626), (48, 420036355), (60, 336029084), (71, 283968240), (80, 252021813), (120, 168014542), (142, 141984120), (213, 94656080), (240, 84007271), (284, 70992060), (355, 56793648), (426, 47328040), (568, 35496030), (710, 28396824), (852, 23664020), (1065, 18931216), (1136, 17748015), (1420, 14198412), (1704, 11832010), (2130, 9465608), (2840, 7099206), (3408, 5916005), (4260, 4732804), (5680, 3549603), (8520, 2366402), (17040, 1183201)]