316245880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{433}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 775731600

約数和(自身を除く): 459485720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 433, 589, 620, 760, 866, 961, 1178, 1240, 1732, 1922, 2165, 2356, 2945, 3464, 3844, 4330, 4712, 4805, 5890, 7688, 8227, 8660, 9610, 11780, 13423, 16454, 17320, 18259, 19220, 23560, 26846, 32908, 36518, 38440, 41135, 53692, 65816, 67115, 73036, 82270, 91295, 107384, 134230, 146072, 164540, 182590, 255037, 268460, 329080, 365180, 416113, 510074, 536920, 730360, 832226, 1020148, 1275185, 1664452, 2040296, 2080565, 2550370, 3328904, 4161130, 5100740, 7906147, 8322260, 10201480, 15812294, 16644520, 31624588, 39530735, 63249176, 79061470, 158122940, 316245880]

約数ペア:

[(1, 316245880), (2, 158122940), (4, 79061470), (5, 63249176), (8, 39530735), (10, 31624588), (19, 16644520), (20, 15812294), (31, 10201480), (38, 8322260), (40, 7906147), (62, 5100740), (76, 4161130), (95, 3328904), (124, 2550370), (152, 2080565), (155, 2040296), (190, 1664452), (248, 1275185), (310, 1020148), (380, 832226), (433, 730360), (589, 536920), (620, 510074), (760, 416113), (866, 365180), (961, 329080), (1178, 268460), (1240, 255037), (1732, 182590), (1922, 164540), (2165, 146072), (2356, 134230), (2945, 107384), (3464, 91295), (3844, 82270), (4330, 73036), (4712, 67115), (4805, 65816), (5890, 53692), (7688, 41135), (8227, 38440), (8660, 36518), (9610, 32908), (11780, 26846), (13423, 23560), (16454, 19220), (17320, 18259)]