72907120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6373}}^1$

素因数の和:6410

約数の個数: 80

約数和(自身を含む): 199174752

約数和(自身を除く): 126267632

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 6373, 11440, 12746, 25492, 31865, 50984, 63730, 70103, 82849, 101968, 127460, 140206, 165698, 254920, 280412, 331396, 350515, 414245, 509840, 560824, 662792, 701030, 828490, 911339, 1121648, 1325584, 1402060, 1656980, 1822678, 2804120, 3313960, 3645356, 4556695, 5608240, 6627920, 7290712, 9113390, 14581424, 18226780, 36453560, 72907120]

約数ペア:

[(1, 72907120), (2, 36453560), (4, 18226780), (5, 14581424), (8, 9113390), (10, 7290712), (11, 6627920), (13, 5608240), (16, 4556695), (20, 3645356), (22, 3313960), (26, 2804120), (40, 1822678), (44, 1656980), (52, 1402060), (55, 1325584), (65, 1121648), (80, 911339), (88, 828490), (104, 701030), (110, 662792), (130, 560824), (143, 509840), (176, 414245), (208, 350515), (220, 331396), (260, 280412), (286, 254920), (440, 165698), (520, 140206), (572, 127460), (715, 101968), (880, 82849), (1040, 70103), (1144, 63730), (1430, 50984), (2288, 31865), (2860, 25492), (5720, 12746), (6373, 11440)]