158443240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{997}}^1$

素因数の和:1174

約数の個数: 64

約数和(自身を含む): 371854800

約数和(自身を除く): 213411560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 137, 145, 232, 274, 290, 548, 580, 685, 997, 1096, 1160, 1370, 1994, 2740, 3973, 3988, 4985, 5480, 7946, 7976, 9970, 15892, 19865, 19940, 28913, 31784, 39730, 39880, 57826, 79460, 115652, 136589, 144565, 158920, 231304, 273178, 289130, 546356, 578260, 682945, 1092712, 1156520, 1365890, 2731780, 3961081, 5463560, 7922162, 15844324, 19805405, 31688648, 39610810, 79221620, 158443240]

約数ペア:

[(1, 158443240), (2, 79221620), (4, 39610810), (5, 31688648), (8, 19805405), (10, 15844324), (20, 7922162), (29, 5463560), (40, 3961081), (58, 2731780), (116, 1365890), (137, 1156520), (145, 1092712), (232, 682945), (274, 578260), (290, 546356), (548, 289130), (580, 273178), (685, 231304), (997, 158920), (1096, 144565), (1160, 136589), (1370, 115652), (1994, 79460), (2740, 57826), (3973, 39880), (3988, 39730), (4985, 31784), (5480, 28913), (7946, 19940), (7976, 19865), (9970, 15892)]